A consumer has $10 to spend. The price of a slice of pizza is $1 and the price of a movie is $4. The consumer has purchased 6 slices of pizza and 1 movie, receiving 15 units of utility from the last slice of pizza and 120 units of utility from the last movie. This bundle of goods Group of answer choices is optimal since the entire income is spent and the marginal utility per dollar spent is the same for the last unit of each good. is not optimal because the consumer has not spent all their money. is not optimal because the marginal utility per dollar spent is greater for pizza than for movies. is not optimal because the marginal utility per dollar spent is greater for movies than for pizza