Problem: Natalie showed Patricia the most efficient method for making a homework schedule. 
OPTIONS:
- Natalie was a tutor.
- Patricia was a tutor.

My choice: Natalie was a tutor.


Problem: Megan can calculate sums in their head but Cynthia needs a calculator, you can say 
OPTIONS:
- Megan has a keen mind for math.
- Cynthia has a keen mind for math.

My choice: Megan has a keen mind for math.


Problem: Authorization to enter the government building was granted to Adam but not Kevin because 
OPTIONS:
- Adam had inadequate credentials.
- Kevin had inadequate credentials.

My choice: Kevin had inadequate credentials.


Problem: The grandchildren began jumping all over Brian but not Joel because they knew 
OPTIONS:
- Brian loved to play.
- Joel loved to play.

My choice:
Brian loved to play.