50、What did Crosby’s audiences get from his music? (A) Excitement (B) Disturbance (C) Ease and comfort (D) Passion and thrill

51What is most Presley to be discussed if the passage continues? (A) The political situation that the two singers faced (B) The cultural changes that the two singers experienced (C) The economic influence on the music of the two singers (D) The message that the two singers expressed in their music Passage Five