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  1. The #else directive is used for _________.
    1. Ending conditional text
    2. Conditionally include source text if a macro name is defined
    3. Conditionally include source text if the previous #if, #ifdef, #ifndef, or #elif test fails
    4. Conditionally include source text if a macro name is not defined
    5. None of these
Correct Option: C

Conditionally include source text if the previous #if, #ifdef, #ifndef, or #elif test fails


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