初孕妇，头位，宫口开全2小时，S+1，LOT，胎心110次／分，宫缩持续25秒，间隔4～5分钟，羊水Ⅱ度混浊，最佳处理方法（）

A.等待 * * 自然分娩

B.脉滴注催产素加速产程

C.行剖宫产术

D.胎心监护

E.徒手转胎位后产钳助娩

Peter has many friends，______can help him . 

A．few of which

B．few of whom

C．few of that

D．few of them