Which of the Following Statements About the Sale of Toyota

Which of the following statements about the sale of Toyota cars best describes market share?

A) the percent of Toyota sedans sold in the United States as compared to all sedans sold in the United States over the same period
B) the stream of purchases that a Toyota customer could contribute to the company over the length of their relationship with the company
C) a measure of Toyota's long-term market success,including its economic,social,and environmental outcomes
D) the percentage of Toyota's new sedan customers in the United States as compared to its total number of customers worldwide
E) the expected profitability of Toyota's current and prospective sedan-buying customers over a given period of time