40. Which of the following statements best expresses the essential information in the last sentence in paragraph 3?
(A) Isolated dietary restrictions are the most effective way to prevent diseases and ensure a long life.
(B) Nutritionists agree that the Mediterranean diet is too complicated to remain sustainable over long periods.
(C) Achieving long-term longevity is impossible without abandoning all forms of behavioral modifications.
(D) The Mediterranean diet proves that a balanced, sustainable lifestyle is good for longevity and health. 

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統計: A(0), B(0), C(0), D(1), E(0) #3992794