The yuan dynasty is credited with all of the following except a. increasing marine trade with india b. expanding the great canal c. uniting the mongols and chinese d. all of the above

b. expanding the great canal.

A rich social assorted variety created amid the Yuan dynasty. The major social accomplishments created were a dramatization, the novel and the expanded utilization of the composed vernacular. Given the brought together guideline of focal Asia, exchanges among East and West prospered. The Mongols' broad West Asian and European contacts delivered a considerable measure of social trade. Western melodic instruments were acquainted to improve the Chinese performing expressions.  

Advances were acknowledged in the fields of movement writing, cartography, and topography, and logical instruction. Certain Chinese developments and items, for example, refined saltpeter, printing systems, porcelain, playing cards, and medicinal writing, were sent out to Europe and Western Asia, while the generation of thin glass and cloisonne wound up prevalent in China.

isaac newton first proposed that earth was not perfectly round. instead, he suggested it was an oblate spheroid—a sphere that is squashed at its poles and swollen at the equator.

the idea of the earth being a flat disc is also inconsistent with the fact that a given lunar eclipse is only visible from half of the earth at a time. the only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient greeks deduced that this must mean the earth is spherical.

just need the points

explanation: