The Gilded Age was an era of rapid economic growth, especially in the North and West. As American wages were much higher than those in Europe, especially for skilled workers, the period saw an influx of millions of European immigrants. The rapid expansion of industrialization led to real wage growth of 60% between 1860 and 1890, spread across the ever-increasing labour force. The average annual wage per industrial worker (including men, women and children) rose from $380 in 1880 to $564 in 1890, a gain of 48%. However, the Gilded Age was also an era of abject poverty and inequality as millions of immigrants—many from impoverished European nations—poured into the United States, and the high concentration of wealth became more visible and contentious
The correct answer here is the option B.
The court system in the United States is hierarchical thus it follows a chain of command if you will, of supremacy. The highest legal authority in the United States is the United States Supreme Court which has the final say in the issues concerning the legality of the laws and the interpretation of the Constitution. Thus they hear appeals from the lower courts as the Supreme Court is the highest appellate court in the country.