Which of the Following Must Be Considered by Researchers Trying

Which of the following must be considered by researchers trying to decide whether to conduct research with consumers or with industrial users?

A) The population of industrial users in larger than the consumer market and easier to reach.
B) Industrial users can be interviewed economically at home or through intercepts.
C) The population of industrial users is smaller than the consumer market and more difficult to reach.
D) It is not necessary to do research in the industrial market, therefore the decision would never have to be made..