The function of a heat engine cycle is to _____ continuously at the expense of _____ to the system.

The function of a heat engine cycle is to _____ continuously at the ex

1.	The function of a heat engine cycle is to _____ continuously at the expense of _____ to the system.
A.	heat input, produce work
B.	produce work, heat input
C.	can be both of the mentioned
D.	none of the mentioned
Answer» C. can be both of the mentioned