Given Only the Following Excerpt of an E-R Model

question 49

Multiple Choice

Given only the following excerpt of an E-R model:

Which of the following is known to be true?

• A) There are more instances of ENTITY A than there are instances of ENTITY B in the user's environment.
• B) A single instance of ENTITY B may be related to many instances of ENTITY A.
• C) A single instance of ENTITY A must be related to many instances of ENTITY B.
• D) ENTITY A has a minimum cardinality of one.
• E) The degree of the relationship is "many."

---

Definitions:

Interstate Commerce

Trade, traffic, or transportation involving the crossing of state lines, regulated by the federal government.

Contracts

Agreements that create legally enforceable obligations between parties, typically involving the exchange of goods, services, money, or promises.

Offeree

The person to whom an offer is made, especially in the context of contracts.

Offer Made

In contract law, a proposal by one party to another intended to create a legally binding agreement upon acceptance.