Rachel is a carpenter, Mary is not therefore 
OPTIONS:
- Rachel will know about how to install wooden molding.
- Mary will know about how to install wooden molding.
Rachel will know about how to install wooden molding.

The school deferred teaching of languages to the clinic, as the 
OPTIONS:
- school was deficient in expertise in this subject.
- clinic was deficient in expertise in this subject.
school was deficient in expertise in this subject.

Leslie was the pitcher and Steven was the batter, so 
OPTIONS:
- Leslie swung at a fastball as hard as they could.
- Steven swung at a fastball as hard as they could.
Steven swung at a fastball as hard as they could.