单项选择题

若序列X=(10155,12588,23480,35388),则二阶缓冲序列x2为()

A.(15323,17685,29456,34567)
B.(22341,34215,31625,31625,43251)
C.(10155,12588,23480,35388)
D.(27260,29547,32411,35388)