To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is

To ensure that bullock carts may not overturn on curves, the maximum v

1.	To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is
A.	1 in 10
B.	1 in 12
C.	1 in 15
D.	1 in 20
Answer» D. 1 in 20