Which of the Following Is an Operational Definition of Depression

question 318

Multiple Choice

Which of the following is an operational definition of depression?

• A) a feeling of extreme sadness
• B) the opposite of euphoria
• C) a sense of futility and hopelessness
• D) a score on the Beck Depression Inventory

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Definitions:

Biological Indicators

Organisms or components of organisms that are used to assess the health of a natural ecosystem or the presence of pollutants.

Bathyal Zone

A region of the ocean depths ranging from 200 to 2,000 meters below the surface, characterized by its limited light penetration and distinct marine life.

Phytoplankton

Microscopic plant-like organisms that live in aquatic environments, capable of photosynthesis, and form the base of the oceanic food chain.

Aquatic Life Zones

Specific areas in bodies of water, categorized by depth, light penetration, temperature, and other factors, that support various forms of life, including freshwater and marine ecosystems.