What is the role of chance, oversight, and error

Which of the following best describes us involvement in the korean peninsula today?

What types of elections are regulated by the constitution? a. the election of members of congress b. most elections at the local level c. the election of supreme court justices d. most elections at the state level

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 a. primary sources are historical documents, and secondary sources are modern-day documents.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