What will be the output of the following PHP code?
<?php
$num = 10;
echo 'What is her age? \n She is $num years old';
?>
- What is her age? \\n She is $num years old
- What is her age? She is $num years old
- What is her age? She is 10 years old
- What is her age? She is 10 years old
(a).What is her age? \n She is $num years old
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