I think Bob is the suitable person to take the job because he can do the work well with ____ money and ______ people.

A．less; less

B．less; more

C．more; fewer

D．less; fewer

足月妊娠临产，规律宫缩12小时，破膜14小时，羊水Ⅰ度污染，宫口开大5cm，S+1。

下列处理恰当的是（）

A.应用抗生素预防感染

B.臀高位卧床

C.鼓励产妇在宫缩时屏气用力

D.手术助产

E.立即剖宫产