Consider the following Scala function definition. def f [X] (xs : List [X]) : List [X] { = xs match case Nil =>Nil case y:ys (ys) List (y What is the result of evaluating the following Scala code? (5,6) ) val myList : List [(Int, Int ) ] = List( (1,2), (3,4), f (myList) List(6,5,4,3,2,1) List(6,5), (4,3), (2,1)) List((5,6), (3,4), (1,2)) List (1,2),(3,4),(5,6) List((2,1)(4,3),(6,5)) List(1,2,3,4,5,6)