Which sentence from the passage is the exposition? Hansel and grey

Explain why you believe manuel did or did not plagiarize in his report

In marigolds, which character can be described as having a laugh so loud that the great oak seemed to laugh with it?

What is implied in this sentence from mark twain's "the £1,000,000 bank-note"? i was puzzled, and wanted to discuss the matter a little further, but they didn't; so i took my leave, feeling hurt and insulted to be made the butt of what was apparently some kind of a practical joke, and yet obliged to put up with it, not being in circumstances to resent affronts from rich and strong folk.