What will be the output of the following PHP code? Say your previous s – McqOptions

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1.	What will be the output of the following PHP code? Say your previous session username was nachi. <?php unset($_SESSION['username']); printf("Username now set to: %s", $_SESSION['username']); ?>
A.	Username now set to: nachi
B.	Username now set to: System
C.	Username now set to:
D.	Error
Answer» D. Error

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