The torso of Ian is small when it is compared to Eric's. This is due to 
OPTIONS:
- Ian working in an office all day.
- Eric working in an office all day.
Ian working in an office all day.

Brett called a friend to help raking the yard unlike Adam who did it himself, because 
OPTIONS:
- Brett was motivated.
- Adam was motivated.
Adam was motivated.

Katrina would always mismatch the colors their socks and pants unlike Sarah, so 
OPTIONS:
- Katrina had good style.
- Sarah had good style.
Sarah had good style.