What does the idiom "pick someone's brain" mean? use it in a sentence

Why is “playing it cool” laced with irony for starr? the hate u give

In 2–3 complete sentences, thoroughly explain the protagonist's main motivation or goal in "the rules of the game"? what does the protagonist want? provide at least two specific details from the text to support your analysis of the protagonist's motivation or goal.

The purpose of an informative essay is to express personal feelings about a topic. describe events from a certain point of view. instruct the reader about a topic. express and defend an opinion.