18. It would be the second graph. The third graph is eliminated as the boy takes a time period to shave, which means there should be a constant point (horizontal line) right after the first incline. The first one is eliminated as the boy takes a bath which requires another constant point in the graph.
19.
C
E
D
A
B
I think the answer is B.
Hope this helps.
Answer:
635 pounds hope you do good :)
Step-by-step explanation:
