Which of the Following Statements About the Objective/task Method for Allocating

Which of the following statements about the objective/task method for allocating advertising expenditures is true?

A) It is often difficult to determine in advance the amount of money needed to reach a specific goal.
B) The objective/task method assumes a static external environment.
C) The objective/task method assumes marketing activities result in demand.
D) The objective/task method is too costly to use on an annual basis.
E) The objective/task method permits the quick and ready measurement of the success of an ad campaign.