Barb's Best Pies Sells a Meat Pie for $5

Barb's Best Pies sells a meat pie for $5.00. Variable costs are $3.00 per unit and fixed costs for the period are $4000. The profit on the 2001st pie sold is:

A) $2.00.
B) $5.00.
C) $3.00.
D) $ - 0 -.