If a block of iron (density `5 g cm^(-3))` is size 5 cm x 5 cm x 5 cm was weight while completely submerged in water, what would be the apparent weight ?
A. `5 xx 5 xx 5 xx 5 gf`
B. `4 xx 4 xx 4 xx 4 gf`
C. `5 xx 4 xx 4 xx 4 gf`
D. `4 xx 5 xx 5 xx 5 gf`