Answer:
Military conquest, trade, pilgrimage, and missionaries.
Explanation:
Military conquest, trade, pilgrimage, and missionaries are the means through which Islam spreads and control the areas of India and West Africa. Islam spreads through trade, pilgrimage, and missionaries whereas the Muslims took control of the area through capturing with the power military. The non-Muslims greatly affected from the good and fair behaviour of the traders and missionaries due to which they accepted Islam.
