According to rosenblatt, the disaster was a clash between "the elements, indifferent as ever," and what else?

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

the works of justice saves things/people

the works of service things/people

explanation:

that's the best i can word it. hope it !

answer; (d) all of the above; 100%