Problem: How does the sentence end?

The girl was more successful playing the piano than the harp because she practiced the 
OPTIONS:
- piano more often.
- harp more often.
Answer: piano more often.
sentence: We ate the meat on a tortilla instead of bread because the  OPTIONS:
- bread was freshly made.
- tortilla was freshly made.
complete: tortilla was freshly made.
At the grocery store, Chris asked for paper instead of plastic because the 
OPTIONS:
- paper is worse for the environment.
- plastic is worse for the environment.
plastic is worse for the environment.
Input: Continue writing.

The speedy Ian could easily beat Benjamin in a race, and 
OPTIONS:
- Ian led them by at least a foot length.
- Benjamin led them by at least a foot length.

Continued: Ian led them by at least a foot length.
Story needs to be completed:
Megan excitably told Monica that 
OPTIONS:
- Megan just got initiated into the gang as a prospect.
- Monica just got initiated into the gang as a prospect.

My choice:
Megan just got initiated into the gang as a prospect.
Problem: How does the sentence end?

Christine was able to lose more weight than Laura because 
OPTIONS:
- Christine ate a lot of healthy food.
- Laura ate a lot of healthy food.
Answer:
Christine ate a lot of healthy food.