[Q]: How does the sentence end?

Emily  was quickly gaining on Monica in the race, thanks to 

[A]: Emily 's decision to start speeding up halfway through.


[Q]: How does the sentence end?

Kevin has lost his phone so he asks Michael to find it with tracking app, so 

[A]: Michael helps him.


[Q]: How does the sentence end?

Megan was training Samantha for the new management position and 

[A]:
Samantha hoped to be successful.