Contemporary plays can be considered modern in the sense that they reflect current societal issues, values, and cultural norms. They often incorporate modern technology, language, and themes that are relevant to today's audience. However, the term "modern" can also refer to a specific historical period in theater, typically the late 19th and early 20th centuries, so in that sense, contemporary plays may not be considered modern. Overall, the classification of contemporary plays as modern depends on the context and definition being used. **

Crush may exhibit signs of jealousy, such as becoming distant or acting differently when they see you with someone else. However, it is important to communicate openly with them to understand their feelings and address any concerns they may have. Jealousy is a common emotion in relationships, but it is essential to handle it with care and respect for both parties involved. **

It is difficult to determine if someone is jealous without more context or specific behaviors to consider. Jealousy can manifest in various ways, such as possessiveness, insecurity, or competitiveness. Observing how the person reacts to certain situations or individuals, as well as their communication style, can provide insights into whether they are feeling jealous. It may be helpful to have an open and honest conversation with the person to address any concerns or misunderstandings. **

I cannot answer that question as I do not have enough information about the specific situation or individual. Jealousy is a complex emotion that can be influenced by various factors, including personal insecurities, past experiences, and the dynamics of the relationship in question. It would be best to directly communicate with F to understand their feelings and address any concerns. **

Without more context or information, it is difficult to determine if she is jealous. Jealousy is a complex emotion that can stem from various reasons such as insecurity, fear of losing someone, or feeling inadequate. It is important to observe her behavior, communication, and body language to better understand if she is experiencing jealousy. Open and honest communication with her about your concerns may also help clarify the situation. **

Friends can sometimes experience feelings of jealousy, especially if they perceive that their friend is achieving something they desire or if they feel left out. However, true friends should be able to communicate openly about their feelings and work through any jealousy that may arise. It's important for friends to support and celebrate each other's successes, rather than letting jealousy come between them. Overall, while friends may experience jealousy at times, it's important for them to address and overcome these feelings in order to maintain a healthy and supportive friendship. **

Jealousy is a natural human emotion that can stem from feelings of insecurity, fear of loss, or comparison to others. If you find yourself feeling jealous, it's important to first acknowledge and understand the root of your jealousy. Once you have identified the source, you can work on building self-confidence, practicing gratitude for what you have, and focusing on your own accomplishments and strengths. Additionally, open and honest communication with the person you are feeling jealous of can help alleviate these feelings and strengthen your relationship. Remember that it's okay to feel jealous, but it's important to address and work through these emotions in a healthy way. **

It is possible that the friend is feeling jealous based on their behavior of constantly comparing themselves to the speaker and making negative comments about the speaker's achievements. The friend's lack of enthusiasm and support for the speaker's success could also be a sign of jealousy. However, without further context or direct communication from the friend about their feelings, it is difficult to definitively determine if they are jealous. **