Final answer:
The correct answer is 'E) Ford Motor Company', one of the three companies that created Covisint for purchasing automotive parts in a collaborative effort to save millions of dollars.
Step-by-step explanation:
The main answer to the question of which one of the three automotive companies created a single online site called Covisint for purchasing automotive parts is Ford Motor Company. When we look into the history of the U.S. auto industry, we observe that a few decades ago, three companies, namely General Motors, Ford, and Chrysler, dominated the market. By 2014, these firms accounted for less than half of U.S. auto sales, but they had a substantial market presence and engaged in significant collaborations such as Covisint. Toyota Motor Corporation, Honda Motor Company, Tata Motors, Nissan Motor Company, and others have been key competitors, but when it comes to Covisint, it was an initiative of the American auto giants.In the context of the provided options, 'E) Ford Motor Company' is the correct choice. Ford has been known to engage in such collaborative efforts in order to drive cost savings and efficiency in supply chain management.