C. Nuclear power provides electricity at the lowest cost.
The Persian empire was in existence at the same time as ancient Egypts late period. Hope this helps.
During the Cultural Revolution, bourgeois intellectual were sent to re-education camps to be taught in a communist ideology. Many of them were teachers and professors in charge of the education of the common people. But their ideology didn't match the communist one, so they were sent to these camps to be taught how was like to be a peasant or a common person who had to work hard to survive. This movement despised intellectual labor and valued hand labor.
Some of the peoples it conquered didn't want to be ruled by the Incas and were rebellious, mainly, and it was so big that it couldn't keep the conquered in line very well.
Answer: Return to normalcy, referring to a return to the way of life before World War I.
Explanation: