Problem: How does the sentence end?

Mark liked drawing so he took art classes instead of music lessons because the 
OPTIONS:
- art classes he would know what to expect.
- music lessons he would know what to expect.
Answer: art classes he would know what to expect.

Problem: How does the sentence end?

Mary hollered at Monica because 
OPTIONS:
- Mary was so mad about the blocks falling over into the lake.
- Monica was so mad about the blocks falling over into the lake.
Answer: Mary was so mad about the blocks falling over into the lake.

Problem: How does the sentence end?

The baseball hit the boy and broke his jaw. His mother warned him the 
OPTIONS:
- baseball is hard.
- jaw is hard.
Answer: baseball is hard.

Problem: How does the sentence end?

Victoria kept carrying Maria on their shoulders, even after 
OPTIONS:
- Victoria found themselves becoming tired of holding them up.
- Maria found themselves becoming tired of holding them up.
Answer:
Victoria found themselves becoming tired of holding them up.