KNA company wants to maintain a level of current assets at least equal to 30 percent greater than current liabilities (current assets/current liabilities=current ratio=1.3). At the end of last year, current assets were $ 300 and current liabilities were $ 250. If KNA sold some fixed assets to generate cash, what is the minimum amount they would need to sell to reach a current ratio of 1.3（）

A. $ 25000.

B. $ 30000.

C. $ 15000.

胎膜早破的产妇，护理人员应首先()

A．吸氧

B．应用抗生素

C．听诊胎心并卧床抬高臀部

D．剖宫产

E．胎心监护