The next two questions refer to the following: 1 public int factorial(int number){ 2 if(number==1) { 3 return 1; 4 } else { 5 return number*(factorial(number-1)); 6 } 7 } On which line is the base case for this recursive function? Select one: a.1 b.2 c.4 d.5 e.None of the Above On which line is the recursive call for this recursive function? Select one: a.1 b.2 c.4 d.5 e.None of the Above