How Many Entities Are Depicted by the Following Requirements

question 43

Multiple Choice

How many entities are depicted by the following requirements?
School XYZ keeps track of its 100 students,10 teachers,and 5 classrooms.

• A)3
• B)4
• C)115
• D)116

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Definitions:

UV Radiation

Ultraviolet radiation, a form of energy emitted by the sun and artificial sources, known for its ability to damage DNA and cause sunburn.

Upper Layer

The topmost section or stratum of a particular structure or environment, often significant in ecological or atmospheric studies.

Ozone Destroyers

Substances known to cause the degradation of the ozone layer, which protects the Earth from harmful ultraviolet radiation.

UV Radiation

Ultraviolet (UV) radiation is a form of electromagnetic energy emitted by the sun and artificial sources, known for its ability to damage skin and cause cancer.