Ware house pack' of cement means
(A) Full capacity of the ware house
(B) Pressure exertion of the bags of upper layers
(C) Pressure compaction of the bags on lower layers
(D) Packing the ware house
(A) Full capacity of the ware house
(B) Pressure exertion of the bags of upper layers
(C) Pressure compaction of the bags on lower layers
(D) Packing the ware house