Which Statement Is True

Multiple Choice

Which statement is true?

A) There is always more heat given off to the surroundings in a reversible process than in an unharnessed one.
B) In a reversible process, the state functions of the system are always much greater than those of the surroundings.
C) A thermodynamically reversible process takes place infinitely fast.
D) All real processes are irreversible.
E) All these statements are true.