One of the Keys to Smallpox Eradication Was

question 4

Multiple Choice

One of the keys to smallpox eradication was:

• A) Vaccinating everyone in each affected country
• B) Vaccinating only the children in each country
• C) Vaccinating in selected areas of countries after cases were identified in those areas
• D) All of these are correct

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Definitions:

Research Instruments

Tools and methods used for collecting, measuring, and analyzing data in research studies.

Quantitative Social Research

A research method focusing on the collection and analysis of numerical data to understand patterns in social phenomena.

Independent Variables

Variables in an experimental setting that are manipulated or changed to observe their effects on dependent variables.

Dependent Variables

The variables in scientific research that are measured as outcomes, expected to change as a result of independent variables' manipulation.