Need

which statement about the sui dynasty is correct?

a.
it was the last chinese dynasty to have its imperial capital located at the northern city of chang'an.

b.
it dismantled large portions of the great wall to obtain building materials for a network of canals.

c.
it's first ruler was wendi, who unified northern china and seized control of western regions.

d.
it lasted for more than five hundred years until it was conquered by the forces of attila the hun.

1)which is the following was characteristic of the british colonies but not the french or spanish religion a. presence of slavery b. religion conversion c. smuggling and piracy d. strict racial hierarchy 2)how did the columbia exchange affect europe? a diseases from the new world decimated the population of the european continent b new crops introduced to europe generated further interest in the new world c enslavement of american indians in europe changed cultural attitudes toward slavery d the items produced by american indians become objects of competition in europe