I. Romeo and Juliet should have followed his advice, because he most likely would have been correct, and what happened was out of his control. The friar could not control time, and if the time was correct, the Friar would have been a hero; but i don't agree with him giving Romeo poison, with an obvious reason to kill himself. Juliet was correct following his advice,
II
a. Paris and Juliet are discussing a wedding, and Juliet eventually consents to be to wed to Paris. She does this because she is angered at Romeo, but still wants him. They decide on a Thursday for the wedding, and she eventually K.O's herself before the wedding and is presumed dead.
b. Juliet and Paris have different feelings about the event, with Juliet being sort of reluctant, and Paris is eager to wed to Juliet. With Juliet and Paris having conflicting emotions of it, it would be expected for there to be some animosity or possibly 'cold feet'; in which that statement is true, because Juliet poisons herself before the wedding, which could be compared to having 'cold feet'.
III.
a. Friar plans for Juliet to consume a mix of his herbs and medicine that would knock her out for two days, then she will wake up outside near Romeo, then they can live happily ever after In short. She was given a mix by Friar Lawrence, that would fool her family into thinking she was dead, then her family would have a funeral and bury her in the Capulet tombs, and her Romeo would come rescue her.
b. Juliet trusts the Friar, because he would be a trustworthy guy, and someone you would trust, unless you were a young choir boy.
Friar Lawrence most likely has a reputation of being trustworthy and someone who could help you, and not someone who would want to hurt you or try to kill.
IV.
a. Juliet reveals some fears in her soliloquy. She fears that the poison will not work, and she will have to marry Paris, which could destroy her relationship with Romeo. She also fears the poison will work too well, and eventually kill her and she will be unable to wake up, and she will die. Another fear of hers is that she will awake before Romeo arrives and Romeo will be confronted by Tybalts ghost