Answer: The Civil War
Explanation:
The Civil War took place in America over an internal struggle. It was over two different beliefs and the country was divided over this idea. This led to a struggle that would be one of the bloodiest wars in american history.
The Supreme Court case that found the use of the grandfather clause unconstitutional is the Guinn v. United States, 238 U.S. 347 (1915). In its decision, the Supreme Court ruled that the grandfather clause<span> exemptions to </span>literacy tests<span> were unconstitutional. It declared the grandfather clauses as </span><span>repugnant to the Fifteenth Amendment and therefore null and void.</span>
.............................The answer is C
The new approaches to form that the impressionists introduce were:
-Color theory (in light and nature)
<span>- added brown or black color</span>
-Object shadowing
- <span>'en Plein air' (painting outside)
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as for the post-impressionist, they still adopted these techniques, but they add more emotion and personal insight into their artwork.