The system of government established by augustus remained stable a. his successors were capable administrators. b. roman customs spread throughout the provinces. c. the succession of emperors was clearly defined. d. he established a civil service.

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 a. primary sources are historical documents, and secondary sources are modern-day documents.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