&lt;?php    function calc&#40;$num1, $num2&#41;    &#123;        $total = $num1 * $num2;     &#125;    $result = calc&#40;42, 0&#41;;    echo $result;    ?&gt;
A. Error
B. 0
C. 42
D. 84
Answer:A
&lt;?php    function calc&#40;$num1, $num2&#41;    &#123;        $total = $num1 * $num2;     &#125;    $result = calc&#40;42, 0&#41;;    echo $result;    ?&gt;
A. Error B. 0 C. 42 D. 84
Explanation: Function does not return anything