[Q]: How does the sentence end?

The wheels and the reflectors on the bike need to be changed. The 
OPTIONS:
- wheels are too flat.
- reflectors are too flat.

[A]: wheels are too flat.


[Q]: How does the sentence end?

Michael was outgoing but Ian was shy, so 
OPTIONS:
- Michael always wanted to be the center of attention.
- Ian always wanted to be the center of attention.

[A]: Michael always wanted to be the center of attention.


[Q]: How does the sentence end?

Joel is on his final year and asks for help from his lecturer Joseph about doctorate, because 
OPTIONS:
- Joel wants to get a PhD.
- Joseph wants to get a PhD.

[A]:
Joel wants to get a PhD.