Which function calls would provide the most helpful test of the function findMin(num1, num²)?
1) findMin(5, 10) and findMin(10, 5)
2) findMin(0, 0) and findMin(0, 0)
3) findMin(-5, -10) and findMin(-10, -5)
4) findMin(5, -10) and findMin(-10, 5)