Problem: How does the sentence end?

I'm not sure if there is a greater chance of tap or bottle water being bad for you, but I don't prefer the
OPTIONS:
- tap because it comes from strangers.
- bottle because it comes from strangers.
Answer: bottle because it comes from strangers.

Problem: How does the sentence end?

Kenneth had a learning disability that Aaron was helping him with,
OPTIONS:
- Kenneth felt very helpful.
- Aaron felt very helpful.
Answer: Aaron felt very helpful.

Problem: How does the sentence end?

When the functions were calculated, it took longer than the equations, so the
OPTIONS:
- functions were simple.
- equations were simple.
Answer: equations were simple.

Problem: How does the sentence end?

The chocolate flavored ice cream is more popular at the shop than the strawberry, so the
OPTIONS:
- chocolate is a favorite of many people.
- strawberry is a favorite of many people.
Answer:
chocolate is a favorite of many people.