What is the main idea of text option A

Make sure the topic of your persuasive essay is not a. something someone else is writing about b. a fact c. something you have written about before

Excerpt from incredible oceans roberto barerra (1) the five major oceans—the arctic, the atlantic, the indian, the pacific, and the southern, which are then broken down into smaller seas—provide food for humans and animals, entice explorers, enable trade, and affect the climate and environment the world over. in this sentence from paragraph 1, the word entice means a) amaze. b) attract. c) exhaust. d) feed.

How can an author give a reader more information about a character