Profit is always calculated as revenue minus expenses. If a company's expenses were $10 million, write an equation that expresses profit, P. (in millions of dollars) in terms of revenue, R, (in millions of dollars). Then, determine the profit when revenue is $25 million. P = 10 - R: $15 million b. P=R-10; $15 million C. P=R-10; $35 million d. P= 10 - R; $35 million Please select the best answer from the choices provided O. A O. B O. C O. D ​