Which statement about free surface is TRUE?

A
A partially filled space with 40% surface permeability will have greater free surface effect than one with 60% surface permeability.
B
Pocketing increases the loss of GM due to free surface effect.
C
Cargo with a specific gravity of 1.05 has less free surface effect than a cargo with a specific gravity of 0.98.
D
Pocketing occurs at small angles of inclination when a tank is 98% full.
E