The salary paid to a plant supervisor is $80,000 per year. The plant is capable of producing 80,000 pounds of a chemical per year.

Required:

1. Prepare a table that shows how the cost of plant supervision behaves in total and on a per-unit basis as production increases from 0 to 80,000 pounds, using 20,000-pound increments.

2. How would you classify the behavior of this supervision cost?