[Q]: How does the sentence end?

The jewelry Kayla wore made quite an impression on Rachel although 

[A]: Kayla is less stylish than she is, usually.


[Q]: How does the sentence end?

Of the two, Robert is less intelligent than Brian is. That's because 

[A]: Robert dropped out of college.


[Q]: How does the sentence end?

William was so strong they could lift Steven over their head, because 

[A]:
Steven was thin.