What will be the output of the following PHP code ?<?php$p = -2;$q = 2;$r = $p * $q + $r;echo $r;?>

What will be the output of the following PHP code ?<?php$p = -2;$q = 2

1.	What will be the output of the following PHP code ? <?php $p = -2; $q = 2; $r = $p * $q + $r; echo $r; ?>
A.	Undefined variable
B.	Undefined variable: r -4
C.	2
D.	-2
E.	None of these
Answer» C. 2

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What will be the output of the following PHP code ?<?php$p = -2;$q = 2;$r = $p * $q + $r;echo $r;?>

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What will be the output of the following PHP code ?
<?php
$p = -2;
$q = 2;
$r = $p * $q + $r;
echo $r;
?>