With respect to a marketing audit:
a) It is the practice of preventive as well as curative marketing medicine; that is, it analyzes past activities and aids in decision making for the future.
b) Management should conduct a full audit at least once a year.
c) It applies to the marketing activities but not to the sales activities in a company.
d) It is not a total evaluation program in the same sense as a financial or personnel audit.
e) None of these is correct.