The CEO of the Wholesome Food retail grocery chain, which specializes in organic and natural produce and meat, has stated, "The key to success is to find your niche and focus on it, regardless of what anyone else does." The CEO: a. realizes that he must understand competitors in order to predict their competitive actions and responses. b. understands that he is the market leader in his niche and thus has a sustainable competitive advantage. c. believes that he has placed his firm in a slow-cycle industry where concerns about protecting unique competencies dominate concerns about market share. d. realizes that his firm has such lower resources than other competitors that his chain is "competitively invisible" to them.