[Q]: How does the sentence end?

Emily looked much better in her swimsuit than Katrina because 
OPTIONS:
- Emily maintained a healthy diet.
- Katrina maintained a healthy diet.

[A]: Emily maintained a healthy diet.


[Q]: How does the sentence end?

Instructions to Betty had to be simple, only Kayla could handle the complex stuff; 
OPTIONS:
- Betty was competent with too much information.
- Kayla was competent with too much information.

[A]: Kayla was competent with too much information.


[Q]: How does the sentence end?

Patricia had to deal with the unpleasantness of menstruation before Megan, because 
OPTIONS:
- Patricia was older.
- Megan was older.

[A]:
Patricia was older.