[Q]: How does the sentence end?

While caring for the elderly, Victoria cheerfully helped Samantha care for herself, and

[A]: Victoria was rewarded for her empathy.

[Q]: How does the sentence end?

Samantha is better at remodeling the house than Jennifer, so

[A]: Samantha volunteered to paint the bedroom.

[Q]: How does the sentence end?

Megan cared for many more patients than Katrina because

[A]:
Megan worked in a bigger hospital.