Which Type Of Function Call Is Used In Line 8 In The Following #638

Which type of function call is used in line 8 in the following PHP code?</p> <pre><code class="language-php" line="1"> <?php function calc($price, $tax) { $total = $price + $tax; } $pricetag = 15; $taxtag = 3; calc($pricetag, $taxtag); ?> </code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs107 PHP: Hypertext Preprocessor. It can also be found in gs gs107 PHP Functions - PHP Function Basics - Quiz No.1.

 <?php function calc($price, $tax) { $total = $price + $tax; } $pricetag = 15; $taxtag = 3; calc($pricetag, $taxtag); ?>