Problem: How does the sentence end?

Erin took ballet lessons from Christine for 5 years because
OPTIONS:
- Erin was determined to be an accomplished dancer.
- Christine was determined to be an accomplished dancer.
Answer: Erin was determined to be an accomplished dancer.

Problem: How does the sentence end?

The armor failed to prevent the sword from puncturing him, since the
OPTIONS:
- armor was so fragile.
- sword was so fragile.
Answer: armor was so fragile.

Problem: How does the sentence end?

Nick isn't mentally ill, but Michael is, so
OPTIONS:
- Nick has to take special medication on a daily basis.
- Michael has to take special medication on a daily basis.
Answer: Michael has to take special medication on a daily basis.

Problem: How does the sentence end?

The sidewalk was made of bricks while the driveway was made of poured concrete. The
OPTIONS:
- sidewalk was more bumpy to ride on.
- driveway was more bumpy to ride on.
Answer:
sidewalk was more bumpy to ride on.