Answer:
b. taper integration
Explanation:
Taper integration is a vertical integration strategy which involves partial backward and forward integration strategy, mixed together in the business of a firm. In order words, the company buys part of the supply chain needed for its production process, while it outsource some from other suppliers, also, after the production process, it part of the distribution process is controlled by the firm while it relies on external distributors to handle some of the distribution of its products.