单选题：For purposes of behavior modeling a state is any __.

For purposes of behavior modeling a state is any __. @[C](1)

A. consumer or producer of data.
B. data object hierarchy.
C. observable mode of behavior.
D. well defined process.




A.consumer or producer of data.
B.data object hierarchy.
C.observable mode of behavior.
D.well defined process.


答案：C