The chart shows the marginal cost and marginal revenue of producing apple pies.

A 6-column table titled The cost of and return on pie production has 7 rows. The first column is labeled pies produced per day with entries 0, 1, 2, 3, 4, 5, 6. The second column is labeled total cost with entries 0, 1, 1.50, 1.75, 2.25, 3.50, 5.00. The third column is labeled Marginal cost with entries 0, 1, 0.50, 0.25, 0.50, 1.25, 1.50. The fourth column is labeled total revenue with entries blank, 10, 20, 30, 40, 50, 60. The fifth column is labeled Marginal revenue with entries blank, 10, 10, 10, 10, 10, 10. The sixth column is labeled Profit with entries 0, 9, 18.50, 27.25, 37.75, 46.50, and 55.

What most likely will happen if the pie maker bakes a seventh pie?

The marginal cost will most likely decrease to $1.00
The marginal cost will most likely increase to $2.00
The marginal revenue will most likely decrease to $8.00.
The marginal revenue will most likely increase to $12.00.