Answer: c. It does not include marketing in its value chain.
Explanation:
OEMs known in full as Original Equipment Manufacturers procure different components that they assemble to make a final product for their clients. Their clients include re-sellers and distributors who then market the products .In adding value to the products they also have research and development in order to come up with innovative products that are competitive within the market and offer solutions that meet the needs of their target market.