Rankine's theory of active earth pressure assumes
(A) Soil mass is homogeneous, dry and cohesionless
(B) Ground surface is a plane which may be horizontal or inclined
(C) Back of the wall is vertical and smooth
(D) All the above
(A) Soil mass is homogeneous, dry and cohesionless
(B) Ground surface is a plane which may be horizontal or inclined
(C) Back of the wall is vertical and smooth
(D) All the above