Upon What Basis Were the Upper and Lower Boundaries of the Mesozoic

question 114

Multiple Choice

Upon what basis were the upper and lower boundaries of the Mesozoic Era defined?

• A) dramatic changes in the color of the rocks from green to tan
• B) major episodes of mountain building
• C) abrupt changes in the types of fossils, representing mass extinctions
• D) the discovery that a meteoroid impact may have killed the dinosaurs

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Definitions:

Deontology Approach

An ethical theory that emphasizes duty, rules, and obligations when making moral decisions.

Electronic Surveillance

The use of electronic devices to monitor and record the activities of individuals or groups, often used for security purposes.

Principles

Fundamental truths or propositions that serve as the foundation for a system of belief, behavior, or chain of reasoning.

Surveillance State

A concept where the government extensively monitors the activities and communications of its citizens, typically through the use of technology.