I think the answer is C, I could be wrong. Let me know if I am right!
Answer:
1: trees bent in the wind
2: ruffled edges of clouds
3: road climbed another hill
4: enormity of the space
5: gold to dark blue
Explanation:
Think of an equation:
200 - 91 = 109
You can do anything to this equation, as long as you do the same thing to both sides. So, if you add 91 to both sides, you will get:
200 = 200
Since this holds true, Susan's strategy to add her answer to 91 makes sense.
a page of the book is torn