Answer:
Because of survival instinct.
Explanation:
Before Humans became a social creature, they rely on their power to survive in the harsh environment. They fend for themselves, make their own shelter, fight off all the dangerous alone, etc.
Of course, many of them fail and died since there's only so much that a single human can do.
Knowing this, they try to combine their abilities and form groups to survive in the harsh environment. They soon realized that forming a group dramatically increase the chance of their survival since they can rely on other members to cover each other's weaknesses.
This is why humans started too transformed into a social creature.
Answer:
Positive sanction
Explanation:
An action that rewards a particular kind of behavior is a positive sanction. A negative sanction is a punishment or the threat of punishment used to enforce conformity. ... A formal sanction is a reward or punishment given by a formal organization or regulatory agency, such as a school or government.
The Northern economy benefited from development in many of its industries, including textile and iron production. The war also stimulated the growth of railroads, improving transportation infrastructure.