Why was the marshall plan effective?

The goal of the Marshall Plan was to rebuild the shattered countries of Europe, and restore them to pre-war prosperity. It aimed to feed the people, rebuild destroyed economies and turn Europe from the cataclysm it was to a functional continent. 

As of 2016, Germany and Italy, who fought some of the war's bloodiest battles, are now among the world's richest. France, Great Britain, Germany, all have very little starvation. Their cities have been rebuilt. Their economies revived

the 2nd option is the answer

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.