Answer:Four major areas of civilization emerged in early Africa: the grasslands south of the Sahara, western Africa, the northern desert regions, and eastern Africa. Each area was unique, but the regions became more interconnected as a result of two major developments: the domestication of the camel and the arrival of Islam in Africa. The camel facilitated trade over long distances, including the vast Sahara Desert, while Islam connected Africa more closely to cultures and trade systems in the Mediterranean and the Middle East.
Explanation:
The relevance of History to millennials can be centered about understanding important events, and help shape the identity of society to be better.
History can be used as a guideline for the nation, by learning history can organize the better future.
<h3>What is History?</h3>
History refers to the study and the documentation of the past events. Some Events which occurred before the invention of writing systems are considered prehistory.
History encompasses past events as well as the memory, discovery, collection, organization, presentation, and interpretation of these events. There are two major ways in which History is Preserved, they include
- Oral Tradition
- Written tradition
Oral tradition, or oral lore, is a form of human communication wherein knowledge, art, ideas and cultural material is received, preserved, and transmitted from one generation unto the next. Oral tradition is sometime susceptible to change.
On the other hand, written tradition involves the writing, engraving or drawing of past event for future use.
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Answer: Aqueducts
Explanation: They were first developed around 312 B.C., these engineering marvels used gravity to transport water along with the stone, lead and concrete pipelines and into city centers. Aqueducts liberated Roman cities from reliance on nearby water supplies and proved priceless in promoting public health and sanitation.
The correct option is D
New Deal is the name given by the president of the United States Franklin D. Roosevelt to his interventionist policy put in place to fight against the effects of the Great Depression in the United States. This program was developed between 1933 and 1938 with the objective of supporting the poorest layers of the population, reforming financial markets and revitalizing a wounded American economy since the crash of 1929 due to unemployment and bankruptcies.
In spite of everything, the New Deal did not return the prosperity of the 1920s, and in 1941, six million Americans were still waiting for a job. Full employment was not achieved before the Japanese attack on Pearl Harbor, because just the entry of the United States into the war against the Axis generated a great stimulus for the heavy industry of the United States, one of the most extensive and diversified in the world, to be launched. to participate in the own effort of the war economy; the recruitment of troops and the demand of workers in the factories caused a revitalization of the economy that gradually reduced the number of unemployed.
