Based on this map of the early Islamic empires, in which economic activity would they have been MOST likely to participate?

Commerce

Explanation:

The early Islamic empires involve in trade and commerce as their economic activity. Large trading networks spread in places like Africa, Europe, and China. Merchants dealt with trading goods including gold, slaves, textiles, spices, sugar, salt, and horses. Trade conducted through sea and land (Silk Road). Major trade cities were Constantinople,  Cairo, Mecca, Medina,  Baghdad, Morocco, and Cordoba.

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes