A certain firm manufactures and sells computer chips. Last year it sold 2 million chips at a price of $10 per chip. For last year, the firm's
A、accountingprofitwas$20million.;
B、totalrevenuewas$20million.;
C、economicprofitwas$20million.;
D、explicitcostswas$20million.
发布时间：2025-05-08 10:54:47
