Describe the Conditions Under Which the Statement Is True $A \cup B = B$

question 88

Multiple Choice

Describe the conditions under which the statement is true.
- $A \cup B = B$

• A) \(B \subseteq A\)
• B) \(A \subseteq B\)
• C) Always true
• D) \(A = \varnothing\)

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Definitions:

Direct Transmission

The immediate transfer of disease-causing agents to a susceptible host through physical contact or through droplet spread directly from the source to the host.

Spreads An Infection

The process by which an infectious agent is transmitted from person to person or from an environmental source to a susceptible host, leading to the establishment of an infection.

Escherichia Coli

A common bacterium found in the intestines of humans and animals, some strains of which can cause food poisoning.

Endogenous

Originating from within an organism, tissue, or cell.