A basic analytical method in which all items are expressed only in relative terms (percentages of a common base), often useful for comparing one company with another or for comparing a company with industry averages, is a _ O a percentage statement O b. profitability analysis O c. common-sized statement O d. horizontal analysis A basic analytical method in which all items are expressed only in relative terms (percentages of a common base), often useful for comparing one company with another or for comparing a company with industry averages, is a _ O a percentage statement O b. profitability analysis O c. common-sized statement O d. horizontal analysis