20. The Indus River deposited rich soil over the neighboring plain. O
China
Mesopotamia
o
Egypt
India

The answer is india

On april 20, 1814, the dethroned emperor left france for the isle of  elba, where he was exiled under the terms of the treaty of fontainebleau.napoleon  would be allowed to ruleelba, which had 12,000 inhabitants. perhaps cruelly, the treaty allowed him to retain the title "emperor."

If he breaks the law then he had to resign from his post and so he'll lose his/her powers.