Question

17. Identify the choice that correctly completes the sentence:

Neither Kurt nor Sue has turned in _______ permission form.
their
his or her
his
they're
Ms. Sue
I'll be glad to check your answer.

Check Rule 4 in this site.

http://grammar.ccc.commnet.edu/grammar/sv_agr.htm
sophie
It's a...?
Ms. Sue
No.
loserville
Really it's not a? Why not? I would go with b if not using their.