The ratio of the distances travelled by a freely falling body in the second :
1: 4: 9: 16
1: 3: 5: 7
1: 1: 1: 1
1: 2: 3: 4
By Galileo's ratio, the distance travelled by a freely falling body are in the ratio 1: 3: 5: 7
(odd number)
The corred option is (2)