From what source do local state and national governments derive their respective powers

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 a. primary sources are historical documents, and secondary sources are modern-day documents.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.

These two images show humid tropical and humid continental climate zones. each climate zone has a different temperature and experiences different types of seasons. in a short paragraph, choose one of these two zones and explain why it is more appealing to you. which of these zones would you rather live in?

Which development most directly benefited american businesses in the 1950s?