(A) green roofs can keep buildings warmer in the winter
(B) Dark roofs take in more heat than white roofs
(C) It is harder to heat buildings that have white roofs
We would need the poem to figure out the tone of it. The tone should reveal her feelings about the poem which should help you figure out the question.
Example:
Sad - Maybe she lost something
Happy - Maybe something good happened
Answer: Ran over
No problem I just want to help :)