Which of the following combinations of chips and sodas repre…

Which of the following combinations of chips and sodas represent the consumer optimum for a consumer who has $7 to spend and the price of chips is $1 each and the price of soda is $2 each? Chips Consumed Marginal Utility Soda Consumed Marginal Utility 0 0 1 18 1 12 2 15 2 10 3 12 3 8 4 9 4 6 5 6 5 4 6 3 6 2 7 0