Select all that apply. What three things helped the Tang Dynasty to have a very successful foreign trade system?

superior shipbuilding
the invention of the compass
the printing of money
the Silk Road
a number of trading colonies

The north american colonies experienced a steady increase in population since the first settlement in jamestown in 1607. by 1775, the colonies' population was around 2,500,000, and most of the colonists lived east of the allegheny mountains. how did geography influence the settlement of america's first colonies?