Who should be helped

A．Confused was glad to visit his roommate's house.
B．Confused was a little worried because he had no money for presents.
C．Confused should arrive at his roommate's house as late as possible.
D．Confused should eat the food up even if he didn't like the food.

A．you always bring a nice gift when you go to a dinner party
B．you just watch the guests at a party and follow them, and don't be shy about asking questions
C．the Americans and Canadians like having a lot of dinner parties
D．if you follow a few rules of dinner parties, you will have a good time at the party