The answer is D. A haiku since it has 5,7,5 pattern.
Answer:
Because people did not know that yellow fever was caused by the bite of an infected mosquito, they assumed incorrectly that people could catch the disease through touch. To help control the disease, letters were cleaned with vinegar before being sent. This did not work, because it was a false cause-and-effect relationship.
This is from Romeo and Juliette, Act 1 Scene 1. In this part of the
scene, Romeo explains to his cousin Benvolio that he's in love with a
girl named Rosaline, that she is beautiful and smart. However, he tells
Benvolio that she doesn't have the same feelings for him and that she's
sworn to live a life of chastity, which causes Romeo to "despair".