It does not tell me which ones are wrong so I'm not sure where I go wrong.

Classifying Activities Using the Generic Internal Value Chain: Cable TV Company Using the generic internal value chain shown in Exhibit 20.2, classify each of the following activities of a cable elevision company as inbound logistics, operations, outbound logistics, marketing and sales, services, or support. Activity Classification a. Installing coaxial cable in the apartment of a new customer Operations b. Repairing coaxial cable after a windstorm Operations C. Mailing brochures to prospective customers Marketing and sales d. Discussing a rate increase with members of a regulatory agency Marketing and sales e. Selling shares of stock in the company Support f. Monitoring the quality of reception at the company's satellite downlink Inbound logistics g. Preparing financial statements Support h. Visiting a customer to determine the cause of poor quality television reception Service i. Traveling to a conference to learn about technological changes affecting the industry Support j. Replacing old routers with updated technology Operations > > ( F