90. 下面 Python 程式碼的輸出為何？
x = [1, 2, 3]
y = x
y.append(4)
print(x)

(A)[1, 2, 3]

(B)[1, 2, 3, 4]

(C)[1, 2]

(D)None

答案：登入後查看
統計： A(0), B(6), C(0), D(1), E(0) #3927574