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Which property of the real numbers is illustrated by the following statement?
7 + 20 = 20 + 7
Immunization
Becoming immune or the process of rendering a patient immune.
Vaccine
Any substance for prevention of a disease.
Artificial Immunity
Immunity acquired through medical interventions, such as vaccinations, as opposed to natural immunity obtained through exposure to pathogens.
Hepatitis B
Acute infection of the liver transmitted through blood or body fluids.
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