The least significant challenge for teachers of students with hearing impairments is

The answer is "creating appropriate seating arrangements for students with hearing impairment".

The minimum noteworthy test for teachers with hearing impairments is making fitting seating courses of action for understudies with hearing debilitation. Facilities and alterations in the classroom can enable your kid with hearing misfortune to learn at his or her best. These incorporate showing procedures particular to your kid's needs, and also straightforward physical lodging—like seating position and keeping the classroom entryway shut to limit superfluous commotion. 

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.