B) the lack of access to the ocean
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Answer:
They're used to regulate economic activity over time.
Explanation:
They're used to accelerate the growth of the economy when it is in a depression, or slows down the economy when an economy starts to overheat per say.
Because they belived the Manchos Dynasty had lost the Mandate of Heaven
Graduated Color scheme is being used, When a color ramp displays multiple different shades of the same color.
Choropleth maps provide a simple thanks to visualize how a variable varies across a geographical region or show the amount of variability within a part. Graduated color symbology is employed to point out a quantitative difference between mapped features by varying the color of symbols.
Data is assessed into ranges that are each assigned a unique color from a color scheme to represent the range. Graduated symbols are accustomed to show a quantitative difference between mapped features by varying the dimensions of symbols. Data is assessed into ranges that are each then assigned a logo size to represent the range. For example, if your classification scheme has four classes, four different symbol sizes are assigned.
When using layer tinting, green is usually used for low land, yellow for higher land and brown for the very best land. Place a really light or white color at the middle of the legend, creating color ramp displays an appropriately light color for the category that contains the critical value or midpoint of both variables. A map on which a variety of colors indicates a progression of numeric values.
For instance, increases in population density may well be represented by the increased saturation of one color, or temperature differences by a sequence of colors from blue to red. Sequential color schemes are accustomed to highlight ordered data like income, temperature, elevation or infection rates. An elegant sequential combination ranges from a lightweight color (representing low attribute values) to a dark color (representing high attribute values).
learn more about color ramp displays: brainly.com/question/26792998
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