Which of the following was/is a challenge posed by the environment to african people

Was american neutrality between september 1939 and december 1941 a tragic mistake

What changed about odysseus soldiers after they encountered the lotus-eaters ?

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 a. primary sources are historical documents, and secondary sources are modern-day documents.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