Mongol armies from central Asia repeatedly invaded and conquered parts of the Muslim world. ( C )
Explanation:
The Muslim world during the time of the European middle ages suffered serious economic and other forms of hardships because Mongol armies from central Asia always invaded and attacked them and acquiring their lands by force forcing them to abandon their homes and farms in the process.
this threw most Muslim territories into constant hardship ( economic and other forms of hardship) hunger and sickness plagued them as well due to this attacks by the Mongols
