Concerning the "Universal Functions of Marketing," Which of the Following

Concerning the "universal functions of marketing," which of the following statements is FALSE?

A) These functions can be performed by producers,intermediaries,collaborators,or consumers.
B) Responsibility for performing these functions cannot be shared.
C) From a micro viewpoint,not every company must perform every function.
D) From a macro viewpoint,all these functions must be performed by someone.