Researchers Are Conducting a Study to Determine the Effects of Vitamin

question 60

Multiple Choice

Researchers are conducting a study to determine the effects of vitamin C on the human immune system.The study involves providing pills that contain vitamin C to one group of human subjects and pills that do not contain vitamin C or other active ingredients to another group of people.The pills that do not contain the vitamin are

• A)supplements.
• B)placebos.
• C)probiotics.
• D)antidotes.

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Definitions:

Labor Organizations

Groups formed by workers to protect their rights and interests, including unions that negotiate for better wages, working conditions, and benefits.

Middle-Class Reformers

Individuals typically from the middle economic strata of society who advocate for social, political, or environmental changes, often aiming to address injustices or inefficiencies.

Private Schools

Educational institutions that operate independently of the public school system and are funded through tuition payments and private sources.

Asylums

Historic institutions designed for the care and confinement of individuals with mental illness or disability, often criticized for their conditions and treatment of patients.