In 2003,scientists Announced the 1997 Discovery in an Ethiopian Valley

question 3

Multiple Choice

In 2003,scientists announced the 1997 discovery in an Ethiopian valley of three anatomically modern skulls-two adults and a child.Known collectively as the Herto skulls,they were dated by researchers to 154,000-160,000 B.P.All of the following clues suggested these skulls were in fact of anatomically modern humans,EXCEPT

• A)their long and broad midfaces.
• B)their tall and narrow sagittal crests.
• C)their high cranial vaults,falling within modern dimensions.
• D)their tall and narrow nasal bones.
• E)evidence of the skulls' cutting and handling,suggesting they had been detached from their bodies and used-perhaps ritually-after death.

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Definitions:

Osmometric Thirst

The type of thirst triggered by the body's detection of high solute concentrations in the blood, often leading to the intake of water to dilute these concentrations and maintain osmotic balance.

Homeostatic Drinking

Drinking behavior motivated by the need to maintain body fluid balance.

Stakeholder Analysis

The process of identifying and assessing the interests and influence of individuals or groups that affect or are affected by a project or organization.

Portfolio Analysis

The evaluation of certain elements of a product line to assess their contribution to the overall strategy and performance of a business or individual.