The Direction and Frequency of Hunter-Gatherer Migration Depended on

question 28

Multiple Choice

The direction and frequency of hunter-gatherer migration depended on

• A) the movement of game and the seasonal growth of plants.
• B) the shifting of climate patterns.
• C) the arrival of imperial armies and other invading forces.
• D) each group's size and the ability to run over long distances.
• E) mathematical processes.

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Definitions:

Existential Instantiation

A logical principle where from a general statement, one can infer the existence of at least one particular instance.

Universal Generalization

Universal generalization is a logical principle that allows one to infer that something is true for all members of a class from its being true for every observed member.

Quantifier Negation

The process of negating the quantifier in a logical expression, changing its scope or applying negation to the predicate instead.

Existential Generalization

A logical inference saying that if something is true for at least one member of a class, then it can be generalized to the class.