How did progressivism affect the role of the federal government in the early 1900s

Under the article of confederation everyone had to agree so it was hard to get amendments passed true or false

Which statement best describes why article 3 of the constitution gives congress the ability to create lower courts inferior to the supreme court from time to time

Chief justice earl warren stated, “separate educational facilities are inherently unequal.” what did the use of “inherently” imply about segregation? 1/ by its very definition, it cannot be equal. 2/ it is an integral part of american society. 3/ based on its meaning, separation is a natural inclination. 4/ it was intended to be a state right, not a national mandate.