Marriott Vacation Club Operates Time Share Vacation Properties Across the World

Marriott Vacation Club operates time share vacation properties across the world and employs sales representatives to contact potential buyers to offer a complimentary two or three day stay at one of their locations. Initial contact is made by telephone and Marriott targets high income families with kids or empty nesters who enjoy traveling. What type of sales channel is Marriott Vacation Club utilizing as part of this prospecting activity?

A) Telemarketing
B) Inside sales
C) Over-the-counter sales
D) Inside selling