How would you answer this 8yo's homework question?

How would you answer this 8yos homework question?

Please answer in the poll below.

Miss
Ms.
Mrs.
Something else, please tell
Select gender and age to cast your vote:
Updates
7 mo
FYI, the 8yo boy answered with "I think she's a Dr., a doctor", and his mother congratulated him for thinking outside the box, not giving the typical sexist answer.
My response would be "She can use any title she wants... Miss, Ms. or Mrs., her choice."
How would you answer this 8yo's homework question?
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