Problem: Justin changed Derrick's tires on his new car, after that, 
OPTIONS:
- Justin paid him for the parts and labor.
- Derrick paid him for the parts and labor.

My choice: Derrick paid him for the parts and labor.


Problem: It was easy for Rebecca but not Erin to be in good health because 
OPTIONS:
- Rebecca exercises just one day a week.
- Erin exercises just one day a week.

My choice: Erin exercises just one day a week.


Problem: Mike wanted to carry his gun on him in a holster under his jacket, but the 
OPTIONS:
- gun is too big for it to work.
- holster is too big for it to work.

My choice: gun is too big for it to work.


Problem: Rachel enjoys having a lot of spices in the in their food while Victoria prefers their food more plain. 
OPTIONS:
- Rachel ordered a spicy curry for dinner.
- Victoria ordered a spicy curry for dinner.

My choice:
Rachel ordered a spicy curry for dinner.