shawn recently purchased a shampoo to rectify dry hair it has been weeks now and theres no improvement in the texture of his hair. Shawn will not buy the same shampoo again in the future. Shawn is displaying

Fortress international, a large conglomerate, procures a few component parts from external suppliers and also manufactures some of the key raw materials in its own subsidiaries. aside from this, the company does not solely depend on outside distributors to reach its customers. in fact, it has its own retail stores to distribute its products. in this scenario, which of the following alternatives to vertical integration is fortress international applying? a. concentric integration b. taper integration c. horizontal integration d. conglomerate integration