―I’m sorry for being late. I should have phoned you earlier.

―_______. I have just arrived.

A．That’s no trouble.

B．You are welcome

C．That’s all right.

D．You can never tell

影响借款企业流动比率的主要因素有（）。

A.营业周期

B.应收帐款规模及周转率

C.资本性支出规模的大小

D.存货规模及周转率