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The original Macintosh operating system called Mac OS was released in:

a. 1974 b. 1980 c. 1985 d. 1984

Which of (a) to (c) is false about a static class member?

a. a defining declaration must be placed in the implementation file b. one member is allocated for each declared class object c. the static class member is guaranteed to be private to the class d. two of the above are false e. all of (a), (b), and (c) are false