Why Are Marketers Increasingly Relying on Telemarketing for Much of Their

Why are marketers increasingly relying on telemarketing for much of their personal selling efforts?

A) It is most appropriate for nonroutine selling.
B) It increases selling efficiency.
C) It is a way to monitor fixed costs.
D) Federal regulations have hampered face-to-face contact in certain industries.
E) It is preferred by customers who have little time to spend with sales people.