单选题 Which of the following is most nearly analogous in its cause and condition to the problems which the author describes as limiting the present success of African- American cinema?

• (A) A rock-and-roll band considers its music unappealing to a mainstream audience, changes to a more palatable sound, and fails anyway.
• (B) An author decides that he would have a better niche in a fringe literary market, and sells his work there, but with little profit.
• (C) An artist decides that his oeuvre of paintings is not commercially viable, and resigns himself to make unpopular but artistically dignified work.
• (D) A marketing executive decides that a product won't sell, and thus restricts its availability to a certain loyal market.
• (E) A film actor realizes that he could be more successful working in theater, and though he achieves success, finds he misses his old form