The main aim of the Northwest Ordinance of 1787 was to stipulate how new states would be created.
The answer is A since they did show how mathematics and measurement could be used in scientific investigation
Power is transferred in absolute monarchy by the death or overthrowing of the current leader.
After Qin Shi's was killed in 207 BC the dynasty collasped totally because the power was too centralized.
It was a secret diplomatic communication that Germany and Mexico used to form an alliance.