Home to almost 4.5 million people, which of the following is referred to as the "Bluegrass State?"

The Bluegrass region is a geographical area in Kentucky, mostly made up of the state's northern half and generally limited by Frankfort, Paris, Richmond, and Stanford. The Bluegrass area is defined by the underlying Ordovician fossils.

Asked by Vasilii Kulev · Last updated 4 years ago · 1.3M views · SOURCE