Which of the Following Statements Is True

question 75

Multiple Choice

Which of the following statements is true?

• A) The diversity of life has depended on similar environments and ecological communities throughout the globe.
• B) Sexual selection and genetic drift contribute to the diversity of life.
• C) Earth has existed and changed over a few thousand years, at most.
• D) All ancestral forms of life were very similar to organisms that currently exist.
• E) All organisms are genetically closely related.

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Definitions:

Reliability

The degree to which an assessment tool produces stable and consistent results over repeated measures or occurrences.

Validity

See construct validity, external validity, internal validity.

Documentaries

Documentaries are a genre of film and television that provide a factual record or report on various subjects, aiming to inform or educate viewers.

Nonconcealed observation

A method of observation in which the subjects are aware that they are being observed, potentially influencing their behavior.