Answer:
A major difference between Cohen & Douglass' and Strayer & Nelson's historical interpretations of the spread of Islam is that Strayer & Nelson propose that the spread of Islam was enabled by the sponsorship of the state for instance, the Abbasid caliphate that spread Islam by up to 8 folds around 800 C.E. while according to Cohen & Douglas, cities as well as political and military power grew due to the spread of Islam and vice versa
Step-by-step explanation: