Verified Answer :

In the figure, all the dimensions of the cuboid

a = 4/5m side of the base

b = 1/3m second side of the base

c = h = 1/4m height solid

 
The volume is the product of the edge

V = abc = 4/5m 1/3m 1/4m = 4/60m
³ = 1/15m³

Answer B