Explanation:
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The correct answer is b.) All three developed progressively more accurate models of our solar system.
Indeed, Copernicus proposed the heliocentric model, placing the Sun as the center of the universe and not Earth, in the 15th century. Kepler discovered the three scientific laws of planetary orbit around the Sun in the 17th century. Newton created the laws of universal gravitation and motion in the 17th century as well, basing a good deal of his research on Kepler’s work.
Workers gained higher wages.
Answer:
The Ghana Empire properly known as Wagadou (Ghana being the title of its ruler), was a West African Empire located in the area of present-day southeastern Mauritania and western Mali.
Answer:
Fort Laramie Treaty
Explanation:
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Fort Laramie is located at the confluence of the Laramie River and the North Platte River, in the current state of Wyoming.
The treaty was intended to ensure the safety of pioneers traveling west, along the Oregon route. The Treaty also tried to protect the native tribes from the threats of the pioneers.
The treaty kept the peace in the area until mid-1853.
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