The Jinyiwei were useful to the Ming Dynasty because? *​

What are the three ways the Ming Dynasty gained, consolidated, and maintained their power? ... A way that helped consolidate power because it eliminated enemies. The Jinyiwei. A tool that helped them maintain power because it protected them from their invaders.

Explanation:

what's this it's not giving you what have to do.

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.