Plzzz help it would mean ALOT! Why was the end of 1800s nicknamed the “Gilded Age?”
(A.)A thin layer of wealth and prosperity in the United States covered serious underlying economic problems.

(B.)The United States government started to stockpile gold to back up its currency and monetary system.

(C.) The value of gold skyrocketed and was used to improve the country’s system of roads and bridges.

(D.) There were many opportunities for many people in the United States to become wealthy.