From what I can see C would be the best answer
The answer is true, <span>The first century A.D. DID cover the years 1 through 100.</span>
A. they became more expensive because they used technology
The ground-breaking U.S. Supreme Court case "Brown v. Board of Education" concerned B. racial segregation in American schools. It was one of the most important decisions in American history.
The Dust Bowl, also known as the Dirty Thirties, was a period of severe dust storms that greatly damaged the ecology and agriculture of the US and Canadian prairies during the 1930s; severe drought and a failure to apply dryland farming methods to prevent wind erosion (the Aeolian processes) caused the phenomenon.