50. Which of the following is true according to the passage?
(A) Volunteers give money to nursing home residents.
(B) Volunteering gives one a feeling of happiness.
(C) Volunteers go to work only when they are invited.
(D) Volunteering is not rewarding at all.
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統計: A(6), B(43), C(6), D(7), E(0) #573645
統計: A(6), B(43), C(6), D(7), E(0) #573645