Answer:
B
Explanation:
Rome fell around 475 CE, which is close to the 400 CE mark.
The Renaissance started approximately around 1300 CE, which is kind of close the 1400 CE mark.
The Greeks were not as united as surrounding countries because of the geographical features. Therefore Greece made city states that were ruled by local leaders. These were small civilizations. Sparta and Athens are examples of city - states
The Holocene Climate Optimum was a warm period during roughly the interval 9,000 to 5,000 years BP. It has also been known by many other names, such as Altithermal, Climatic Optimum, Holocene Megathermal, Holocene Optimum, Holocene Thermal Maximum, Hypsithermal, and Mid-Holocene Warm Period.
Of or belonging to a time during which the climate is relatively warm —often used of a part of postglacial time
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