A purely competitive seller should produce (rather than shut down) in the short run:

A) only if total revenue exceeds total cost.
B) only if total cost exceeds total revenue.
C) if total revenue exceeds total cost or if total cost exceeds total revenue by some amount less than total fixed cost.
D) if total cost exceeds total revenue by some amount greater than total fixed cost.

Total Revenue

The cumulative revenue a business earns from its sales or service provisions in a given timeframe.

Total Cost

The aggregate cost of all inputs used in the production of goods or services, including fixed and variable costs.

Purely Competitive Seller

A seller in a market where there are many sellers and buyers, the product is standardized, and no single seller can influence the market price.