Answer:
C) She asks, "How much do I need to put down now to reserve the date?"
Step-by-step explanation:
Anne asking "How much do I need to put down now to reserve the date?" is a signal that she is ready to sign the contract to book the reception.
Obviously, Anne Mason would only ask how much is required to put down to reserve a date at the Brook Park Zoo because they had just finished negotiating all the details of her upcoming wedding reception and she's satisfied with the service.