The porter respectfully assured the lady that he would take care of her baggage while she bought her ticket.

• A. he porter said, "I would take care of your baggage while you buy your ticket, Madam."
• B. he porter said, "I will take care of your baggage while you buy your ticket, Madam."
• C. he porter said, "I would take care of your baggage while you bought your ticket, Madam."
• D. he porter said to the lady,"I would take care of your baggage while you bought your ticket."