Answer / nashiinformaticssolutions

 Auto: Default storage class for local variables.
 Static: Retains variable value between function calls.
 Extern: Refers to global variables used in other files.
 Register: Suggests storing variables in the CPU register.

Answer / glibwaresoftsolutions

 Auto: Default storage class for local variables.
 Static: Retains variable value between function calls.
 Extern: Refers to global variables used in other files.
 Register: Suggests storing variables in the CPU register.

Answer / hr@tgksolutions.com

 Auto: Default storage class for local variables.
 Static: Retains variable value between function calls.
 Extern: Refers to global variables used in other files.
 Register: Suggests storing variables in the CPU register

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