JEE Main Physics question

Four marbles are dropped from the top of a tower one after the other with an interval of one second. The first one reaches the ground after 4 seconds. When the first one reaches the ground the distances between the first and second, the second and third and the third and forth will be respectively

• (A)40,30 and 20 m
• (B)35,25 and 15 mCorrect
• (C)30,20 and 10 m
• (D)20,10 and 5 m