Deceptive, unfair business practice regulations and false advertising regulations would come from:

Which of the following tools is NOT used to retain customers in order to stimulate future sales of similar or supplementary products?

A) heavy public advertising B) IT C) coupons D) customer service E) suggestions for future purchases

A ________ refers to all the items of interest for a particular decision or investigation

A) class B) sample C) population D) group