Before Jonas Salk Discovered a Vaccine to Prevent Polio, People

question 6

Multiple Choice

Before Jonas Salk discovered a vaccine to prevent polio, people noticed a correlation between outside temperature and the incidence of polio: The warmer the temperature over the course of the year, the more outbreaks of polio.This relationship is an example of a(n) ________ correlation.

• A) negative
• B) positive
• C) spurious
• D) illusory

---

Definitions:

Reparations

Compensation awarded to individuals, groups, or nations for damages or injuries suffered, often as a result of war or oppression.

Germany

A country in Central Europe known for its rich history, cultural heritage, and as a major economic and political power in the European Union.

United States

A federal republic consisting of 50 states and located primarily in North America, known for its diverse culture and significant global influence.

Consumer Credit

Refers to the variety of financial products available to individuals that allow them to purchase goods or services on credit.