会计人员忠于职守的主要表现为（）。

A．忠实于于服务主体；忠实于单位负责人

B．忠实于社会公众；忠实于单位负责人

C．忠实于服务主体；忠实于社会公众；忠实于单位负责人

D．忠实于服务主体；忠实于社会公众；忠实于国家

Man: I’m still waiting for my sister to come back and type the application letter for me.
Woman: Why bother her I’ll show you how to use the computer. It’s quite easy.
Question: What does the woman mean().

A. She’ll type the letter for the man.

B. She’ll teach the man to operate the computer.

C. She doesn’t think his sister is a good typist.

D. She thinks the man should buy a computer.