When Researchers Seek to Record and Understand What Happened in the Past

question 8

Multiple Choice

When researchers seek to record and understand what happened in the past in order to better understand the present and to suggest directions for the future, they use _______ research.

• A) experimental
• B) historical
• C) action
• D) causal-comparative

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Definitions:

More Pollution

An increase in contaminants or harmful substances in the environment, leading to degraded air, water, or soil quality.

Wood Pulp

A material derived from trees that is the primary ingredient in paper production, obtained through mechanical or chemical processing.

Hydrogen Peroxide

A chemical compound (H2O2) used as a bleach, antiseptic, and oxidizer.

Brownfields

Abandoned or underused industrial and commercial facilities available for re-use, often requiring environmental cleanup before they can be redeveloped or repurposed.