象棋中的楚河汉界与下列哪个历史事件有关    [ ]

A．鸿门宴        

B．张楚 * *

C．霸王别姬

D．楚汉之争

For（）commodities as oil, sand and timber, rail is cheaper than road.

A.unpacked

B.unpackaged

C.bulk

D.bundled