Where is the 1st paragraph?
Since many people is plural, so there isn't only one person, but many of them, the verb also has to be plural. So, the correct answer is A) have.
"In September he spent most of his time visiting parks, while in October he mostly flew kites" would be a possible combination, although there are several others you could choose.
The main idea of the book/movie twilight is YoUlL FiNd TrUe L0vE