In preparing a cargo space for receipt of a shipment of bagged cargo, which instruction for laying dunnage should be followed?

A
Use either 1 or 2 tiers of dunnage, spacing the pieces in each tier a foot apart, and lay pieces in the bottom tier diagonally to the ship's side.
B
Use 1 tier of dunnage, laying the pieces tightly together to form a solid floor over the steel deck.
C
Use 2 tiers of dunnage, spacing the pieces in the bottom tier about a foot apart and the pieces in the top tier 6 inches apart.
D
Use 2 tiers of dunnage, spacing the pieces in the bottom tier about a foot apart and the pieces in the top tier together.
E