In a Recent Television Show,a Police Officer Tried to Interest

In a recent television show,a police officer tried to interest his co-workers in selling vitamins.He was an independent distributor of a vitamin manufacturer.His job was to recruit other salespeople and encourage them to recruit their friends to sell the vitamins.The police officer was involved in:

A) direct marketing.
B) network marketing.
C) parallel distribution.
D) partnering distribution.
E) market aggregation.