Problem: I bought a traveling cage for the dog and not the horse because the 
OPTIONS:
- dog was wrongly sized for a traveling cage.
- horse was wrongly sized for a traveling cage.

My choice: horse was wrongly sized for a traveling cage.


Problem: The belly button of Christopher has lint in it, while Matthew's has none, so 
OPTIONS:
- Christopher is the filthier person.
- Matthew is the filthier person.

My choice: Christopher is the filthier person.


Problem: Christopher has much stronger arm muscles than Adam because 
OPTIONS:
- Christopher played volleyball for fifteen years.
- Adam played volleyball for fifteen years.

My choice: Christopher played volleyball for fifteen years.


Problem: So 
OPTIONS:
- Benjamin dropped the tape because Benjamin needed to tape something together while Justin didn't.
- Justin dropped the tape because Benjamin needed to tape something together while Justin didn't.

My choice:
Justin dropped the tape because Benjamin needed to tape something together while Justin didn't.