Answer:
b because islam spread through africa
1. Member or supporter of a German political party formed by Adolf Hitler
2.
3. A voter having the power to make or change a political constitution.
4. Substances made from wood ashes and used in soap and fertilizers.
5. A mineral used for making plaster of Paris and fertilizer
6. To treat badly to do harm to again and again.
I'm thinking that the answer would be that the traders brought Islam to India.