Ryan is moving, and he is packing a box with plates and bowls. The box can only hold 12 pounds. Each plate weighs 1.2 pounds, and Ryan has already packed 4 plates in the box. Each bowl weighs 0.9 pounds. Which Inequality could be used to find b, the number of bowls that can be added to the box?
OA. 4(1.2) + 0.90 12
OD. 4(1.2 + 0.9b) 12