Which of the Following Is NOT One of the "Big

question 20

Multiple Choice

Which of the following is NOT one of the "Big Five" mass extinctions?

• A) End-Permian (251 Ma)
• B) End-Triassic (200 Ma)
• C) Late Devonian (about 360 Ma)
• D) Eocene-Oligocene (33.9 Ma)
• E) Terminal Ordovician (444 Ma)

---

Definitions:

Rational Thinking

The process of thinking clearly, logically, and applying objective judgment based on facts and reason, rather than emotions or irrational beliefs.

Instinctual Needs

The fundamental biological and psychological needs driving behavior, such as needs for food, safety, and attachment.

Moral Standards

Principles or rules of behavior that individuals and societies consider to be ethically right or acceptable, guiding conduct in various situations.

Conscious Mind

The aspect of the mind that involves awareness of the immediate surroundings, thoughts, and sensations.