Text based evidence is basically evidence that is based off of a piece of text that you have read.
Answer:
A synonym for the word sad.
Answer:

Explanation:
9 x 9 x 9 x 9 is 9 multiplied by itself four times, so it's 9 to the 4th power as typed above.
Answer:
C
Explanation:
Hope this helps! ive read the book :D