Which excerpt from “The Treasure of Lemon Brown” reveals a change in the relationship between Lemon Brown and the neighborhood thugs? “They’s bad men,” Lemon Brown whispered. His breath was warm against Greg’s skin.
“We don’t want to have to come in and hurt you, old man, but we don’t mind if we have to.”
[T]he light moved away from Lemon Brown, but not before Greg saw him hurl his body down the stairs at the men who had come to take his treasure.
Greg felt Lemon Brown’s hand first lying on his shoulder, then probing down his arm until he finally took Greg’s hand into his own as they crouched in the darkness.

[T]he light moved away from Lemon Brown, but not before Greg saw him hurl his body down the stairs at the men who had come to take his treasure.

Explanation:

The answer since Lemon was trying to hide away from the thugs who had came to take his treasure. It was later that, he whispered to Greg that they are bad men unlike the previous time when he was in good rapport with those men. For him to attack them first before the saw him shows that, the relationship between him and them has changed drastically.

the correct answer is a. how to make proposal that works.

indeed, the register is quite formal and the tone is especially objective as it avoids the use of the first and second person singular (i, you) and opts instead for the third person plural which is more impersonal and focuses on the data and the argument that is being developed by the author. the formality adds the impression of respectability to the work and the impersonality adds objectivity to it.