What technology ancient humans exchange ideas and technologies?
a. aqueducts
b. sailboats
c plows
d. gunpowder

The tea bush grows best in east asia’s zones.a) arid and semi-arid.b) arid and tropical .c) tropical and subtropical.d) humid continental and subtropical.

What benefits does this type of farming have?

Why did the belgian parliament pass laws to decentralize its government? a. to increase trade with neighboring luxembourg b. to decrease the political power enjoyed by the flemish c. to enable belgium to join the european union d. to reduce tensions between belgium's two main ethnic groups