【单选题】 A <{p}><{!--[if--}><{span}><{/span}><{span}><{span}>hello<{/span}><{/span}><{/p}><{p}><{/p}> B <{p}><{span}><{span}>DD<{br/}><{/span}><{/span}><{/p}><{p}><{/p}> C <{p}><{span}>LSR<{/span}><{/p}> D <{p}><{span}><{span}>LSU
<{/span}><{/span}><{/p}> E <{p}><{span}><{span}>LSAck <{/span}><{/span}><{/p}>
