Each of the First Three Cambrian Mass Extinctions of Trilobites

question 3

Multiple Choice

Each of the first three Cambrian mass extinctions of trilobites was probably due to

• A) gradual climatic cooling.
• B) sudden climatic warming.
• C) sudden climatic cooling.
• D) gradual climatic warming.

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A legal treatise that summarizes the general principles of American tort law, including definitions of torts and the standards of liability.