Answer:
The history of the United States is what happened in the past in the United States, a country in North America. Native Americans lived in the Americas for thousands of years. ... They won the Revolutionary War and started a new country. They signed the constitution in 1787 and the Bill of Rights in 1791.
Explanation:
The answer is B
The movement of goods, money, and enslaved people that made up triangular trade
Mandela had to hold secret talks with the government so that the whole of society would not find out about his negotiation to get out of prison and make a peaceful transition to peace.
<h3>Who was Nelson Mandela?</h3>
Nelson Mandela (1918-2013) was a South African activist who served as President of South Africa from 1994 to 1999.
A notable aspect of his life was that when he was last in jail he secretly held active negotiations with the apartheid government to be released and begin a transition to a peaceful government.
This had to be secret to avoid the agitation of the black majorities in the streets and that everything turned into chaos and destruction. Once he was released, he was able to lead the blacks to begin the peaceful transition.
Learn more about Nelson Mandela in: brainly.com/question/15825402
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Answer:
The use of the abacus was expanded and refined.
Explanation:
The abacus was invented during the Yuan Dynasty which lasted between 1206AD till 1368AD and then it was expanded and refined by the Ming Dynasty (1368AD-1644AD).
There have been archaeological proof of this as the writings of Tao Zongyi describes in his book that the new servants, unlike the older and more experienced ones were "just like abacus heads" and that they would not move unless they were made to move. This bears credence to the fact that the abacus was already widely used then.
An abacus was used to count numbers.
Answer:
Humans also deliberately bred dogs to be more adorable. Other pets came later. Sheep and goats were first domesticated roughly 11,000 years ago, while cats became pets around 7000 B.C. with the advent of agriculture. (As people collected and stored grain, it would attract mice, which would then attract cats.)
