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The function is lower(char) checks whether a character is in lower case or not, therefore it should return
Q:

The function is lower(char) checks whether a character is in lower case or not, therefore it should return

0

The function is lower(char) checks whether a character is in lower case or not, therefore it should return


  1. 1 or 1
  2. integer
  3. 0 or 1
  4. character string

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Correct Answer:

0 or 1

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