The sense of smell is sometimes referred to as a ""chemical sense"" because .

Iwould say the answer would be b

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.

It originated from a club in chicago called the warehouse, which in turn dubbed it its name.