听下面一段较长对话，回答以下小题。
【小题1】What is the first thing for the speakers to do if they decide to go on a boat trip?

A．Make a booking.

B．Pay the full charge.

C．Pay a deposit.

【小题2】How much do the speakers need to pay for the boat trip together?

A．32 pounds.

B．40 pounds.

C．64 pounds.

【小题3】How can the fees be paid?

A．Only by cash.

B．Only by credit card.

C．Either.