The Cretaceous-Tertiary (K-T)boundary Event Took Place How Many Millions of Years

question 28

Multiple Choice

The Cretaceous-Tertiary (K-T) boundary event took place how many millions of years ago?

• A)540
• B)245
• C)65
• D)25

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Definitions:

Social Norms

The unwritten rules that dictate the acceptable behavior within a society or group.

Communication Systems

Systems that enable transfer of information between entities to facilitate comprehension and process coordination.

Norms

Shared beliefs or standards of behavior that are considered acceptable within a particular society or group.

Socially Acceptable

Refers to behaviors or actions that are generally considered appropriate, polite, or conforming to the norms and values of a society or community.