An annual exhibition of art.
which am i?
a. candid
b. academies
c. propaganda
d. salon

russia and the united states we're at a verbal war that was nuclear russia wanted more power and to take over more countries

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.