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symbol ! is used as the Boolean operator for OR . When it is applied against logical True and False expressions,

symbol "!" is used as the Boolean operator for "OR".
When it is applied against logical True and False expressions, if either expression is True the expression is evaluated as True. That is, in the expression A! B, if
either A or B (or both) are True, the expression A! B is evaluated as True
Assume the variable A is True, the variable B is True, and the variable C is
False. Which of the following is False?
A!C
A&CIB
CICIB
All of the above
None of the above

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