Which actions could African nations take to help increase voluntary trade among themselve A
charge higher taxes on imported goods
B
remove long-standing embargos
C
make exchanging currencies easier
D
build reliable roads and railway systems
E
increase trade with European and Asian nations
F
work together to resolve political conflicts

work together to resolve political conflicts

Explanation:

they would have to communicate with a lot of people and they would be fixing things so after a while they would get used to it and have no problem doing it.

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )    

yup! you are correct it is b.