下列说法错误的有（）

A.肺水肿是术后常见的并发症

B.轻度肺水肿比轻度肾衰竭易于处理

C.手术的应激反应使血管升压素分泌增加，而醛固酮正常

D.非心源性肺水肿和呼吸衰竭均可引起呼吸性酸中毒

E.非心源性肺水肿的病人，其临床特点有低血压、外周血管阻力下降、心输出量增高

In the short run, if price is below average total cost (ATC), the firm will:（）

A. keep running as long as it is covering its variable costs.

B. produce more.

C. raise prices.