[Q]: How does the sentence end?

Lindsey was able to get a new carpet for the winter unlike Betty, because 

[A]: Betty got a demotion.


[Q]: How does the sentence end?

Betty smoked a lot less tobacco then Rebecca because 

[A]: Rebecca was very much addicted to nicotine.


[Q]: How does the sentence end?

Derrick lost weight more slowly than Robert because 

[A]:
Robert exercised about three times a week.