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Cetacea

Answer:  isalpha()

Explanation:

isalpha() is the library function that is used for algorithm and programs for checking whether the given character is alphabet or any other character such as numbers,etc.It can take a integer value for checking character and then return a integer value.

  • The passed character for checking gets converted into integer form for evaluation.If the returned integer is zero then ,given character is not alphabet otherwise a non- zero return value indicated alphabet.
  • isalpha() Function Prototype :-int isalpha(int argument);

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