Answer:
The answer is social clock.
Explanation:
This phenomenon explains the expectancy of society to achieve certain things at a determined time (for example, graduating from high school at age eighteen or getting married in your twenties). However, these expectations are variable in different parts of the world.
Bernice Neugarten proposed the idea in order to explain the aging process. She stated that events in people's lives occur in a predictable manner.
Politician blue grey eyes help cry him climb history cry
By completing with other nations and expanding boundaries
The answer would be Greece (a)
A person walking because there moving which is mechanical energy.