The answer is false. The physical properties of a substance can be observed at any time.
mostly low plateau with deserts, rangelands and a fertile plain in the southeast; mountain ranges in the east and south-east. ... The geography of the continent is extremely diverse, ranging from the snow-capped mountains of the Australian Alps and Tasmania to large deserts, tropical and temperate forests.
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The federal reserve is the central banking system of the untied states
Which means that federal reserve will be massively involved in several decision that would affect the financial condition of the United States of America as a whole
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Answer: B, C, D
I'm not 100% sure though :<
Explanation: