Which of the following statement is correct about the functions that fall within various responsibility centers?

A) A revenue center manager is responsible for fewer functions than a profit center manager is.

B) A revenue center manager is responsible for the same number of functions as a profit center manager is.

C) A revenue center manager is responsible for more functions than a profit center manager is.

D) A revenue center manager is not responsible for any functions; only the profit center manager is responsible for functions.