Hominid Fossils Indicate Which of the Following Differences Between Homo

question 16

Multiple Choice

Hominid fossils indicate which of the following differences between Homo habilis and Homo erectus?

• A)Homo habilis shows a reduction in the size of the face relative to the brain case.
• B)Homo erectus shows a reduction in the size of the face relative to the brain case.
• C)Homo habilis generally has a greater brain capacity than Homo erectus.
• D)Homo erectus generally has a smaller brain capacity than Homo habilis.

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Definitions:

Existential Generalization

A logical operation that infers the existence of at least one member of a domain that satisfies a given property from a particular case or instance.

Quantifier Negation

A transformation in formal logic that involves altering the scope of negation in relation to quantifiers in a statement.

Universal Generalization

A conclusion drawn about all members of a group based on observations or evidence from only some members of the group.

Existential Instantiation

A rule of inference used in logic to deduce that if there exists an element in a domain with a certain property, one can infer the existence of a specific example of that element.