What Is the Most Notable Contributor to Increases in Life

question 57

Multiple Choice

What is the most notable contributor to increases in life expectancy?

• A) advances in health care
• B) reduction in infant mortality
• C) sanitation improvements
• D) genetic variations

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Definitions:

Seventh-Grade

Typically refers to the second year of middle school in many education systems, where students are usually around 12 to 13 years old.

Operant Conditioning

An approach to learning in which the force of a behavior is shaped through positive reinforcement or negative consequences.

Spontaneous Recovery

The reappearance of a previously extinguished response after a period of no exposure to the conditioned stimulus.

Respondent Behavior

Behavior that occurs as a direct response to a specific stimulus, often reflexive or involuntary in nature.