You wrote a program to find the factorial of a number. In mathematics, the factorial operation is used for positive integers and zero. What does the function return if the user enters a negative three? def factorial(number): product = 1 while number > 0: product = product * number number = number - 1 return product strNum = input("Enter a positive integer: ") num = int(strNum) print(factorial(num)) -6
1
-3
There is no output due to a runtime error.