It should be figure B
Hope it helps :)
It's a flat horizontal line so the slope is 0
Slope = rise/run = 0/run = 0
The "run" can be any number you want as long as it's not 0.
The answers for 13 and 14 are attached in the file.
1-0.15=0.85
36.21/0.85=42.6=ANSWER