49. According to the passage, which of the following statements is NOT true?
(A) Rational Choice Theory suggests that people are fundamentally altruistic.
(B) The idea of Rational Choice Theory is that all behavior, even when scemingly irrational, is actually calculated in advance.
(C) The basis of Rational Choice Theory is that each individual will act based on what is rational for him- or herself.
(D) Proponents of Rational Choice Theory believe that, even in cases of altruism, the rewards are taken into consideration.