A certain shampoo is available in two sizes. A 12.6-ounce bottle costs $2.97. A 22.8-ounce bottle costs $4.97. Find the unit price for each size. Then state which size is the better buy based on the unit price. Round your answers to the nearest cent. Unit price for the 12.6-ounce bottle: Unit price for the 22.8-ounce bottle: The better buy: $ per ounce $per ounce O The 12.6-ounce bottle O The 22.8-ounce bottle O Neither (They have the same unit price)