[Q]: How does the sentence end?

The courses that my sister took were more involved than the programs I had, because the 

[A]: courses were harder.


[Q]: How does the sentence end?

The CEO replaced the carpet at work in the break room with hardwood over the winter vacation, the 

[A]: hardwood was trendy.


[Q]: How does the sentence end?

The play made Neil fall asleep in the middle unlike Nick who stayed awake, because 

[A]:
Neil was bored.