Fort Nelson wants to add another pool to the Rec Centre. When looking at the budget, they determined that they would have enough money to add a baby pool that requires less than 15 cubic feet of water. The Rec Centre has three different models of a baby pool to choose from. Choice One: 5 ft. x 5 ft. x 1 ft. Choice Two: 4 ft. x 3 ft. x 1 ft. Choice Three: 4 ft. x 2 ft. x 2 ft. Which of these choices is best for the baby pool? Why are the others not good choices