Twenty men fell into the water and were _____ by other boats. As a result, they missed the fighting on the beach.

A．picked out

B．picked over

C．picked up

D．picked on

张某，女，26岁，1997年3月初诊。孕六个月，面浮肢肿一个月。近一个月来，自觉肢体肿胀，先由脚起，渐至于腿，而后波及全身，皮薄而光亮，按之凹陷不起，脘腹胀满，气短懒言，食欲不振，小便短少，大便溏薄，舌体胖嫩，边有齿痕，苔薄白，脉缓滑。 要求：诊断（病名，证型）、病机分析、治则、方药。