What is the main reason the author includes the section "Origins of Native Poetry"

Will give read the sentence: (blank) starting to rain outside. which is the best word to complete the sentence? a : its b : its’ c : ’tis d : it’s

Suppose you need to verify how correctly use commas you open ur english textbook and scan the chaper titles in which one would most likey find the information you need

Brendan is playing in the backyard.