Which of the sentences below best expresses the essential information in the highlighted sentence from the passage? Incorrect answer choices change the meaning in important ways or leave out essential information. A. Edison was more interested in developing a variety of machines than in developing a technology based on only one. B. Edison refused to work on projection technology because he did not think exhibitors would replace their projectors with newer machines. C. Edison did not want to develop projection technology because it limited the number of machines he could sell. D. Edison would not develop projection technology unless exhibitors agreed to purchase more than one projector from him.