运行以下程序的结果是（ ）。
l1 = [1, 3, 4, 5, 7, 8]
l2 = [1, 4, 5, 6, 7, 9]
temp = []
for i in l2:
if (i not in l1):
l1.append(i)
l2.append(i)
else:
temp.append((i ** 2))
[1, 4, 5, 6, 7, 9]
[1, 16, 25, 36, 49, 81]
[1, 3, 4, 5, 7, 8]
[1, 16, 25, 49, 36, 81]