Which of the Following Statements Is True

question 93

Multiple Choice

Which of the following statements is true?

• A)A bullet can be individualized to a weapon by the number and twist of its lands and grooves.
• B)The comparison microscope is an indispensable tool of the firearm examiner.
• C)The diameter of the bore of a rifled firearm is its gauge.
• D)Carbonaceous smoke or soot deposited around a bullet hole is normally indicative of a discharge 12 to 18 feet or less from the target.

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Definitions:

Testable Hypothesis

A hypothesis that can be supported or refuted through experimentation or observation, making it possible to draw conclusions.

Hormones

Chemical messengers produced by the endocrine glands that regulate various bodily functions by traveling through the bloodstream to organs and tissues.

Metabolism

The set of life-sustaining chemical reactions in organisms, allowing for the growth, reproduction, maintenance of structures, and response to their environments.

Stress

A state of mental or emotional strain or tension resulting from adverse or demanding circumstances.