The 5 most important things that were traded under Tang dynasty were silk, fist of all. That is why the road from China to the West was named The Silk road. Other things that were traded are lacquer wares and porcelain wares, teas, spices, and salt and sugar.
"B. the passage of laws banning discrimination" was shared by the women's rights movement and the Civil Rights movement. For the women it was primarily discrimination in voting, and for the Civil Rights movement it was mainly job and facility discrimination.
Antebellum culture was very structured and each person had a role. Gender roles and racial divide was clear and specific. The country was regionally split economically with the South relying on plantation system, the West was the food supplier, and the North becoming industrialized.
Though it is positive to have structured and self-sustained as an economic system, the culture lacked equal access for all people. America was growing in nationalism but also splitting over expansion and political issues on the brink of Civil War.
The five freedoms it protects: speech, religion, press, assembly, and the right to petition the government. Together, these five guaranteed freedoms make the people of the United States of America the freest in the world.