4. A concierge is making three fruit baskets and has 1 lb each of nine different fruits to choose from. The concierge needs to put three fruits in each basket, and he would like the basket costs to be as uniform as possible. Each basket should have one red fruit, one yellow fruit, and one green fruit, and each fruit should appear in only one basket. Assign the nine fruits to the three baskets given the constraints, and show the cost of each basket. Fruit Apple Banana Mango Raspberry Grapes Straw-berry Pineapple Pear Kiwi Color Green Yellow Yellow Red Red Red Yellow Green Green Cost per lb $1.15 $0.75 $2.00 $2.50 $1.50 $2.20 $3.00 $1.40 $2.50.