单选题：The main difference between a process and a program is that ____

The main difference between a process and a program is that _________.@[A](1)
A. a process has its life cycle while a program has not.
B. a program has its life cycle while a process has not.
C. a program can own resources while a process cannot.
D. a process can own resources while a program cannot.





A.a process has its life cycle while a program has not.
B.a program has its life cycle while a process has not.
C.a program can own resources while a process cannot.
D.a process can own resources while a program cannot.


答案：A