Problem: How does the sentence end?

Joel did all the shopping for Michael because 
OPTIONS:
- Joel had extensive knowledge of local deals and sales.
- Michael had extensive knowledge of local deals and sales.
Answer: Joel had extensive knowledge of local deals and sales.
sentence: Luke lowered his cholesterol by use of the treadmill instead of the bicycle because the  OPTIONS:
- bicycle made Luke's knees feel bad.
- treadmill made Luke's knees feel bad.
complete: bicycle made Luke's knees feel bad.
Laura had a stomach ache and fever but not Megan because 
OPTIONS:
- Laura insisted on eating the old oysters.
- Megan insisted on eating the old oysters.
Laura insisted on eating the old oysters.
Input: Continue writing.

People seem to prefer clear liquid over gray liquid because the 
OPTIONS:
- clear liquid looks pure.
- gray liquid looks pure.

Continued: clear liquid looks pure.
Story needs to be completed:
Lawrence has never wanted to eat healthy unlike Robert because 
OPTIONS:
- Lawrence doesn't care about his body.
- Robert doesn't care about his body.

My choice:
Lawrence doesn't care about his body.
Problem: How does the sentence end?

The school was all dismissed and all student went home because of riot and the 
OPTIONS:
- school is safe.
- home is safe.
Answer:
home is safe.