Step 1: [ Code 1 ] First PHP Script Original Code: <?php $age = 20 $price = 0 for ($i = 1; $i <= 3; $i++) { switch ($i) { case 1: if ($age < 18) { $price += "3.5"; } else if ($age >= 18 && $age < 60) { $price += 5.5; } else { $price += 4.5; } break; case 2: if ($age < 18) { $price += 4.5; } else if ($age >= 18 && $age < 60) { $price += 7.5; } else { $price += 6.5; } break; case 3: if ($age < "eighteen") { $price += 6.5; } else if ($age >= 18 && $age < 60) { $price += 10.5; } else { $price += 8.5; } break; } } echo "The price is: $" . $price; ?> Fixed Code with Comments: <?php // Initialize age and price variables $age = 20; $price = 0; // Loop through cases 1 to 3 for ($i = 1; $i <= 3; $i++) { // Switch statement to handle different cases switch ($i) { case 1: if ($age < 18) { // Case when age is less than 18 $price += 3.5; } else if ($age >= 18 && $age < 60) { // Case when age is between 18 and 59 $price += 5.5; } else { // Case when age is 60 or above $price += 4.5; } break; case 2: if ($age < 18) { // Case when age is less than 18 $price += 4.5; } else if ($age >= 18 && $age < 60) { // Case when age is between 18 and 59 $price += 7.5; } else { // Case when age is 60 or above $price += 6.5; } break; case 3: if ($age < 18) { // Case when age is less than 18 $price += 6.5; } else if ($age >= 18 && $age < 60) { // Case when age is between 18 and 59 $price += 10.5; } else { // Case when age is 60 or above $price += 8.5; } break; } } // Output the final price echo "The price is: $" . $price; ?> Output of Fixed Code: Output: The price is: $23.5 <img src="data:image/png;base64,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\ufeffDebug the following two programs, fix the coding mistakes, test and evaluate the code for correctness. Additionally, add comments to explain the purpose of code blocks in a PHP program. Provide written feedback on how the code can be improved.

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