Why were Arab traders important to Indian ocean trade around 600 CE?

AArab merchants relied on slaves purchased from African kingdoms toprovide labor on ships. This made travel cheaper than ifthey had paidsailors
BBy 600, traders from the Arabian Peninsula had conquered most of thecountries along the Indian Ocean, This allowed them to force unfairtrade practices on those countries
CArabs had become experts in navigation and geography by 600. Thoseskills gave them an advantage in establishing trade routes in the IndianOcean.
DBy 600, most Arab traders had converted to lslam. This allowed them totrade with the many Islamic states along the Indian Ocean who refusedto trade with non-Muslims.

Why were Arab traders important to Indian ocean trade around 600 CE? A. Arab merchants relied on slaves purchased from African kingdoms toprovide labor on ships class=