Problem: How does the sentence end?

Kyle didn't study very hard in art school but Randy did. 
Answer: Kyle made very lousy paintings.

Problem: How does the sentence end?

Erin encouraged Kayla to write their essay right away, because 
Answer: Kayla was the less responsible person.

Problem: How does the sentence end?

The car would not fit inside of the garage despite numerous attempts because the 
Answer: car was spacious.

Problem: How does the sentence end?

While eating out, Erin decided to try out biscuits, and Elena avoided them. 
Answer:
Elena didn't eat anything while being on a diet.