How did culture change during the Yuan dynasty?

Anthony johnson, an african who arrived in virginia in 1621, a. learned the powhatan language and became a translator for governor thomas dale. b. owned slaves. c. translated the king james version of the holy bible into indian and african dialects. d. was the first slave who purchased his freedom with earnings from growing tobacco.

How did justinian attempt to revive the “glory of rome”?

What from the columbian exchange had perhaps the biggest impact on the world?