After Christmas Jeffrey decided to go on a diet but Donald didn't. 
OPTIONS:
- Jeffrey had gained a lot of weight.
- Donald had gained a lot of weight.
Jeffrey had gained a lot of weight.

the nail chipped when it hit the rock as he was running in the morning  because the 
OPTIONS:
- nail was delicate.
- rock was delicate.
nail was delicate.

Jason was naturally healthy, but for Lawrence it was an effort. 
OPTIONS:
- Jason hated having to drink water and eat vegetables.
- Lawrence hated having to drink water and eat vegetables.

Lawrence hated having to drink water and eat vegetables.