What Change Had the Most Influence on the Decline in Communicable

question 26

Multiple Choice

What change had the most influence on the decline in communicable diseases?

• A) Improvements in nutrition, sanitation, and living conditions
• B) Free medical care and low-cost prescriptions
• C) Dissemination of germ theories and access to hospitals
• D) Development of vaccines and blood tests

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Definitions:

Currency Cross Rates

These are exchange rates between two currencies, neither of which is the domestic currency of the country where the quote is given.

CPI

The Consumer Price Index is a gauge that determines the composite weighted pricing of various consumer products and services, which encompass medical care, food, and transportation.

Base Year

A specific year against which economic or financial data is compared to measure economic performance or inflation.

Ratio

A quantitative relationship between two numbers, showing how many times one value contains or is contained in the other.