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Which keyword can be used for coming out of recursion?

  • A.return
  • B.break
  • C.exit
  • D.both A and B

Answer: A

Correct answer: return

Recursion is unwound by return: the base case returns instead of calling again, and each frame then returns in turn. break applies to loops and switches, not to function calls, and exit() would abandon the whole program rather than come back.

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