[Q]: How does the sentence end?

Jessica needed to improve their handwriting so Felicia would tutor them because 

[A]: Felicia was good at it.


[Q]: How does the sentence end?

Tanya always wears clothes that show off her curves, but not Emily because 

[A]: Tanya is an attention seeker.


[Q]: How does the sentence end?

Matthew is a public health expert, Justin is not therefore 

[A]:
Justin would not be best at explaining the danger of mold.