The Percentage of U

question 10

Multiple Choice

The percentage of U.S. workers in the private sector who belong to unions is currently

• A) greater than 50 percent.
• B) approximately 20 percent.
• C) approximately 12 percent.
• D) approximately 8 percent.

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Definitions:

Fine Particulate Levels

The concentration of tiny particles or droplets in the air, such as dust, dirt, soot, or smoke, which can pose serious health and environmental risks.

WHO Guidelines

Established advice by the World Health Organization on health practices, including disease prevention, management, and public health strategies.

Air Pollution

The presence of substances in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or materials.

Plastic Swimming Pool

A portable, usually above-ground pool made of plastic materials, used for leisure and recreational swimming.