Which of these statements is true regarding the preamble to the constitution of the united states?
a. it establishes the three branches of government.
b. it defines the role of the states to the federal government.
c. it sets up the power of the states over the people.
d. it explains the purposes of the constitution.

Which russian tsar transformed thr royal residence in st. petersburg, the hermitage, into a center of culture, painting, and the performing arts

Over time, who did the nature of slavery change in america

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.