A.不變B.到下一交易日立即結束C.15個自然日內(nèi)結束D.15個交易日內(nèi)結束
A.0.7,0.5,0.3B.1,0.7,0.5C.0.5,0.3,0.2D.1,0.5,0.3
A.1.8B.2.4C.3D.1.45