What is one main characteristic of secondary sources intended for academics and students?

Which statement describes the middle passage

Which answer best describes the u.s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.

Which of the following resulted from asoka's rule of the mauryan empire? a. the empire gained control over india's southern trade routes. b. an order of secret police was developed to spy on people. c.alexander the great's troops left india. d. india experienced political unrest for many years.