I believe the answer for your question is C
Awnser: Humans had been around for tens of thousands of years by the year 1 A.D. when the Earth's population was an estimated 200 million.
Here you don't actually need to fully solve it to know the answer, because it is multiple choice. Just ignore the fractions and subtract the whole numbers: 8 - 13 = -21. So, the answer will be -21 and then a fraction. Looking at the answer choices, A matches this. So, A is the answer
Smith v. Allwright,<span> 321 U.S. 649 (1944), was a landmark decision of the United States Supreme Court with regard to voting rights and, by extension, racial desegregation. It overturned the Texas state law that authorized the Democratic Party to set its internal rules, including the use of white primaries.</span>
