[Q]: How does the sentence end?

Jeffrey picked out the new living room carpet for Eric because 

[A]: Jeffrey had a good eye for interior design.


[Q]: How does the sentence end?

Brett stayed home sick from school but Derrick did not because 

[A]: Brett was in a contagious stage.


[Q]: How does the sentence end?

The car engine outperformed the bus engine simply because the 

[A]:
bus was inefficient during the test run.