[Q]: How does the sentence end?

Laura was a less experienced writer than Betty, so 

[A]: Betty was chosen to write the blog for the company.


[Q]: How does the sentence end?

Natalie is worse at distinguishing shades of color than Elena although 

[A]: Elena is color blind.


[Q]: How does the sentence end?

It was unrealistic for Katrina to donate to charity as opposed to Amy because 

[A]:
Katrina lived in poverty.