[Q]: How does the sentence end?

She won the hair beauty contest because she used the curling iron rather than the straightener. The 

[A]: curling iron was working.


[Q]: How does the sentence end?

Matthew very rarely suffered from sickness but Joel often did because 

[A]: Joel was very reckless around infectious people.


[Q]: How does the sentence end?

Maria is navigating the process of court with the help of Tanya, so 

[A]:
Tanya is likely the lawyer.