[Q]: How does the sentence end?

Steven dropped out of marathon training while Derrick trained harder. 
OPTIONS:
- Steven had already suffered a bad ACL injury.
- Derrick had already suffered a bad ACL injury.

[A]: Steven had already suffered a bad ACL injury.


[Q]: How does the sentence end?

I used an ax to chop down a tree, but had to get a bigger ax because the 
OPTIONS:
- ax was too thick.
- tree was too thick.

[A]: tree was too thick.


[Q]: How does the sentence end?

The money couldn't be used as currency at the store because the 
OPTIONS:
- money wasn't foreign.
- store wasn't foreign.

[A]:
store wasn't foreign.