During which dynasty did trade along the Silk Road reach its peak? A Song
B Sui
C Han
D Tang

Which was the more threat to soviet control of eastern europe: the hungarian uprising (1956)or events in czechoslovakia (1968)? explain your answer by reference to each

Which of the following could affect the human population? a hurricane makes landfall on an uninhabited island. a deadly virus emerges that can pass from human to human. a civil war breaks out in italy. a solar eclipse occurs.

Why were the chang and xi rivers important to china’s development? a. they keep invaders out. c. they kept china isolated. b. they provided a route for ships to travel inland. d. they provided boundaries for the different political sections