Structures, Unions, Enums - Programming

Q1:

Which of the following statement is True?

A User has to explicitly define the numeric value of enumerations

B User has a control over the size of enumeration variables.

C Enumeration can have an effect local to the block, if desired

D Enumerations have a global effect throughout the file.

ANS:C - Enumeration can have an effect local to the block, if desired

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