Hi teachers,
This is the text:
Tom and Susan are in the mountains. Neither of them can ski very well. They are both skiing very badly at the moment, but he is skiing even worse than she is.

All of them are appropriate questions and answers according to the text above. Are there any others?

Who can’t ski very well?
a) Neither of them can.
b) Tom and Susan cannot.
c) They can't.
d) The two of them can't.

Who is skiing very badly at the moment?
a) Both of them are.
b) Tom and Susan are.
c) They are.
d) The two of them are.

Thanks in advance.
Yes, those are all possible answers. Also possible:

Tom and Susan.
Neither of them.
Both of them.
Hi Mister Micawber,
Thank you very much for your reply.