What is project? How can we be benefited by a project? ​

project

Explanation:

an individual or collaborative enterprise that is carefully planned to achieve a particular aim.

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.

answer; implicit memories explicit;