When Did the Split Between the Later Australopithecines and the Ancestors

question 27

Multiple Choice

When did the split between the later australopithecines and the ancestors of Homo take place-when they became productively isolated from the later australopithecines?

• A) some 6 million years ago
• B) when Australopithecus garhi discovered fire
• C) they never split
• D) some 4 million years ago
• E) sometime between 3 and 2 m.y.a.

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Definitions:

Double-Declining-Balance

A method of accelerated depreciation where an asset loses value at double the rate of its straight-line depreciation.

Units-Of-Activity

A method for allocating depreciation based on the actual usage, work, or units of production of the asset, rather than passage of time.

Residual Value

The approximate worth of an asset when it reaches the end of its usable life.

Depreciable Cost

This refers to the total cost of an asset that is subject to depreciation over its useful life, including the purchase price and any additional costs necessary to make the asset usable.