How is a profit center defined?

A profit center is defined as a department or unit within an organization that generates revenue while also incurring costs. This dual role allows the organization to measure both the profitability and performance of that specific department. By evaluating the revenue generated against the costs incurred, management can assess how well the profit center is contributing to the overall financial health of the business.

In essence, the profit center is a crucial component of the company's operational structure, enabling effective strategic decision-making, performance evaluation, and accountability for financial results. The focus is not just on cost control but also on revenue generation, providing a comprehensive view of a unit’s financial effectiveness within the larger organization.

The other options mention concepts such as cost-incurring functions or strict cost control, which do not encapsulate the essential characteristic of a profit center, as profit centers must always involve the element of revenue generation for proper definition.