[Q]: How does the sentence end?

Kevin could draw very well, Brian could not so 

[A]: Brian intended to pursue a career in medicine.


[Q]: How does the sentence end?

Eric understood jail far more than Kyle, because 

[A]: Eric had a bad habit of breaking the law.


[Q]: How does the sentence end?

Donald has a bigger belly than Ryan because 

[A]:
Donald has an unhealthy relationship with food.