Which of the following is true?
a) Unions may be compared using the == operator.
b) The address operator (&) cannot be used to take the address of a union.
c) Unions may only contain two data types.
d) Only one union member, and thus one data type, can be referenced at a time
d) Only one union member, and thus one data type, can be referenced at a time
Computer Science & Information Technology
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