It is A and C.
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In any energy pyramid, only 10% of the available energy is passed from one level to the next.
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Answer:
If there is no democracy, than we have no diversity to live of lifes. We have no right to do anything. No one will have freedom of speech.
Unemployment had risen, leaving stocks in great excess of their real value. Among the other causes of the eventual market collapse were low wages, the proliferation of debt, a struggling agricultural sector and an excess of large bank loans that could not be liquidated.