Which of the Following Statements Is True About the ERD

question 1

Multiple Choice

Which of the following statements is true about the ERD derived from a form?

• A) If there is one relationship between two entity types derived from the parent node, this relationship should be M-N
• B) If there is one relationship between two entity types derived from the parent node, this relationship should be 1-M or 1-1
• C) If there is one relationship between two entity types derived from the parent node, this relationship should be 1-M
• D) If there is one relationship between two entity types derived from the parent node, this relationship should be 1-1

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Definitions:

Commercial Energy

Energy that is produced and sold commercially, often in the form of electricity, natural gas, oil, and coal.

United States

A country in North America composed of 50 states, a federal district, five major self-governing territories, and various possessions.

Biomass Energy

Biomass energy involves producing energy by burning organic materials, such as wood, agricultural crops, and waste materials, in a process that can be more sustainable than fossil fuels.

Developing Countries

Nations with lower levels of industrialization, lower standards of living, and generally lower Human Development Index (HDI) scores compared to developed countries.