66. A rubber ball bounces on the ground as shown. After each bounce, the ball reaches one-half the height of the bounce before it. If the time the ball was in the air between the first and second bounce was 1 second. What would be the time between the second and third bounce?
(A) 0.50 sec
(B) 0.71 sec
(C) 1.0 sec
(D) 1.4 sec