Which mongol leader built enormous ships and welcomed traders to china's ports, bringing people from all parts of the world and providing china with notable economic progress? genghis khan kublai khan both a and b none of the above

- tobacco.

- "rolfe reacted to consumer demand by importing seed from the west indies and cultivating the plant in the jamestown colony. those tobacco seeds became the seeds of a huge economic empire.the tobacco economy rapidly began to shape the society and development of the colony. growing tobacco takes its toil on the soil."

< 3

d) all choices are correct