A foil is pretty much a character in a book of some sort that has opposite character traits from the main character, Its used to highlight the main characters features and personality.
The correct answer is the fourth option. The other three are grammatically incorrect.
He aimed to puzzel the reader. He did this so that he could draw the reader in. Starting off by denying that you are mad, the first thing you want to know is why someone is accusing them of being "mad". So. it makes the reader continue reading.
Answer:
After lunch, Gene starts to go across the hall but suddenly decides that he doesn't want to see Brinker. He realizes that he is late for an afternoon appointment at the Crew House. On his way, he stops on the footbridge at the junction of the upper Devon River and the lower Naguamsett River.
Explanation: