[Q]: How does the sentence end?

Carrie started the project right away unlike Laura because 

[A]: Carrie is a very organized individual.


[Q]: How does the sentence end?

The student's new computer would not fit in the cabinet because the 

[A]: computer was too big.


[Q]: How does the sentence end?

Being a chemical engineer suited Derrick but not Randy because 

[A]:
Randy didn't have a very technical mind.