Some synonyms for requirement are DEMAND/condition//need and must, something that u MUST do or NEED to do. <span />
The answer is I also plan organize more school dances and (to) give my fellow students more opportunities to interact socially.
The theme depicted through Juliet's monologue is B: Love is powerful.
The reason behind this is that Juliet asks Romeo if he loves her and says that if he says "yes" she will believe it but if he swears he does, he may be lying. She asks Romeo that if he really loves her, he must say it truly. This is how she explains that love is powerful.
B is a fact. the other two are more opinion based.