What were the 4 areas of Progressive Reform?

he progressive movement in the United States, which took place from the 1890s to the 1920s, sought to protect social welfare, promote fairness, control big business, uphold moral values and promote greater efficiency of government and business.    

Explanation:

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.

number 1 is a)