Me guuys

1. how did trade affect the culture of east african city states?
a. trade caused east africa's city states to become more culturally isolated from one another.
b. trade brought less and less cultural diffusion to the city states as time wore on.
c. trade forced many city states to adopt strict policies to inhibit the spread if religion and absorption of languages.
d. trade attracted people from many regions to the city states bringing more cultural diffusion.

what was one if the effects of mansa musa pilgrimage to mecca?
a. he forged new diplomatic and economic ties with other muslim states.
b. he opulence and wealth angered many pious muslims.
c. he discouraged the teaching of islam in mali.
d. he encouraged europeans to trade with mali.