Which of the following sentences most effectively presents promotional materials in a letter responding to a customer inquiry?
A、We offer an outstanding variety of thank-you gifts for our most valuable customers.
B、You will find that our top-selling host gift baskets not only welcome your guests but also save you money and time compared to individually purchasing and assembling your host baskets on site.
C、Can I interest you in anything else?
D、If I can be of further assistance with any of our other fine products, do not hesitate to contact me.