下面Python代码执行后输出是（ ）。
lstA = [1,2,3]
def Foo(lst):
lst = [(i,i **2) for i in lst]
return lst
print(Foo(lstA),lstA)
[1, 2, 3] [1, 2, 3]
[1, 1, 2, 4, 3, 9] [1, 2, 3]
[(1, 1), (2, 4), (3, 9)] [1, 2, 3]
[(1, 1), (2, 4), (3, 9)] [(1, 1), (2, 4), (3, 9)]