Which sentence states the central idea of the passage?

What kind of sentence is the following example? before he started tp watch tv, he made sure that he had all of his favorite snacks (ice cream and chips), and he sure to get all of his homework finished.

Writing about thing people usually do

For the module essay you will write four paragraphs. • in paragraph 1, state one theme a reader can find in twelfth night and explain why it is good advice for the characters in the story • in paragraph 2, describe an event in the play, and explain how one of the characters' actions illustrates the theme • in paragraph 3. describe another event in the play, and explain how one of the characters' actions illustrates the theme • in paragraph 4. restate the theme, and explain why it is good advice for the reader and ons and you may write about either of the following themes (choose only one) • true love with a little from fortune triumphs over man's folly • troubles come and go don't take things too seriously