To purchase cookware, music CDs, and exercise videos advertised on television consumers are asked to call a toll-free telephone number. Viewers are instructed to have their credit cards handy when they call to place the order. This form of direct marketing is referred to as:
A. outbound telemarketing.
B. videotext.
C. the one-step approach.
D. the two-step approach.
E. support marketing.
Answer: C