What will be the output of the following PHP code ?<?php $p = 45;$q = 26; function add(){ $GLOBALS['r'] = $GLOBALS['p'] + $GLOBALS['q'];}add();echo $r;?>

What will be the output of the following PHP code ?<?php $p = 45;$q =

1.	What will be the output of the following PHP code ? <?php $p = 45; $q = 26; function add() { $GLOBALS['r'] = $GLOBALS['p'] + $GLOBALS['q']; } add(); echo $r; ?>
A.	Error
B.	45
C.	26
D.	71
E.	None of these
Answer» E. None of these

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What will be the output of the following PHP code ?<?php $p = 45;$q = 26; function add(){ $GLOBALS['r'] = $GLOBALS['p'] + $GLOBALS['q'];}add();echo $r;?>

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What will be the output of the following PHP code ?
<?php
$p = 45;
$q = 26;
function add()
{
$GLOBALS['r'] = $GLOBALS['p'] + $GLOBALS['q'];
}
add();
echo $r;
?>