运行下列程序， 输出的结果是？ （ ）
c=[5,3,5,8,2,7,6]
c.pop(5)
c.remove(5)
print(c)
[3, 8, 2, 7, 6]
[5, 3, 8, 7, 6]
[3, 5, 8, 2, 6]
[5, 3, 8, 2, 6]