JavaScript Question of the Day Jan. 8, 2025

The following program is meant to print the total cost of a purchase, but currently results in an error:

function main() {
    let cost = 5;
    let count = 22;

    printCost(count);
}

function printCost(num) {
    let total = itemCost * num;
    console.log(total);
}

main();

Which of the below options should be implemented in order to fix the program?

1. Correct Answer
   Incorrect Answer
   a

   Include itemCost as a parameter on line 8

2. Correct Answer
   Incorrect Answer
   b

   Include cost as an argument on line 5

3. Correct Answer
   Incorrect Answer
   c

   Change the name of itemCost to be “cost” on line 9 so that it matches the name on line 2

4. Correct Answer
   Incorrect Answer
   d

   Both options A and B need to be implemented.