What does the question "what’s hot this year" mean The question means "What’s ______ this year"

A．He has a lot of work to do.
B．He has problem with hearing.
C．He is very surprised to hear the news.
D．He has to go to a doctor on Saturday.

A．Because she dislikes swimming.
B．Because her mother forbids her to swim.
C．Because she has to go to roller-skate.
D．Because she is crazy about roller-skates.