Answer:
Natural resources are important to study, because they're drivers of modern economics. The natural resources of Australia include most famously coal, iron ore, and gold. Metals like iron ore and gold total 28% of Australian exports, but coal isn't far behind at 18%.
Explanation:
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--ALASKA
Answer: d. Physical depreciation
Explanation:
The allowance of the use of the second hand materials showed the materials met the standard required but this is subjective as the material life span has been shortened due to existing usage of the material.
They needed more slaves to pick the cotton.
Sorry if this is wrong.=^\
<u>Diagonal communication</u>, a pattern of formal communication, occurs when individuals from different units and organizational levels communicate.