单选题：One difference between a process and a program is __________.

One difference between a process and a program is __________. @[A](1)
A. A process has states while a program has no state.
B. A process has no state while a program has states.
C. A process has resources while a program has no resource.
D. A process has no resource while a program has resources.





A.A process has states while a program has no state.
B.A process has no state while a program has states.
C.A process has resources while a program has no resource.
D.A process has no resource while a program has resources.


答案：A