Problem: How does the sentence end?

Christopher read the script aloud too fast, while Ryan read it slowly, which made 
OPTIONS:
- Christopher difficult to understand.
- Ryan difficult to understand.
Answer: Christopher difficult to understand.
sentence: The brush Laura accepted from Jessica was a family heirloom, so  OPTIONS:
- Laura put it in a shadow box.
- Jessica put it in a shadow box.
complete: Laura put it in a shadow box.
Johnny wanted to get syrup from a maple tree, but had a hard time getting the tap through the bark because the 
OPTIONS:
- bark was too hard.
- tap was too hard.
bark was too hard.
Input: Continue writing.

Jack passed on the apples and bought the grapes instead because the 
OPTIONS:
- apples  cost much more.
- grapes  cost much more.

Continued: apples  cost much more.
Story needs to be completed:
Megan grew their plants better than Elena grew theirs because 
OPTIONS:
- Megan watered them less often.
- Elena watered them less often.

My choice:
Elena watered them less often.
Problem: How does the sentence end?

The fish swam toward Eric and around Leslie because 
OPTIONS:
- Eric had the tasty fish pellets.
- Leslie had the tasty fish pellets.
Answer:
Eric had the tasty fish pellets.