A Unique Identifier That Serves as an Address for Each

question 65

Multiple Choice

A unique identifier that serves as an address for each row in a database is called:

• A) the query
• B) the primary key
• C) the composite key
• D) the form

---

Definitions:

Producing Firm

An entity or company involved in the creation of goods or services to be offered to consumers.

Decision Makers

Individuals or groups responsible for making choices that determine the course of actions to be followed.

Efficient

The property of resource allocation where it is impossible to make any one individual better off without making at least one individual worse off.

Marginal Benefit

Marginal benefit is the additional satisfaction or utility that a consumer receives from consuming one more unit of a good or service.