What is a complement, in grammar?

In the rainforest the tallest tree can grow up to how many feet or yards?

Which of the following are historical events that likely influenced the writing of “the second coming”? select all that apply.

"this year she had the extra joy of showing it to her small brother, and of terrifying him as well as herself. when they had done this many times they came back to the house to tell everybody that they had done it. he boasted. she mocked. they squabbled." how does julia feel about her little brother? does she love him? hate him? find him an annoyance? be sure you read what is implied by their reactions to each other.