Which popular styles were blended to create rock and roll?

 Rock 'n' Roll were influenced by blues, rhythm-and-blues and country, as well as other types of music. So those are popular styles that were blended in to create rock 'n' roll.

The region of the united states where beef and hog production is prevalent is the midwestthere are 12 states in this area including  illinois,  indiana,  iowa,  kansas,  michigan,  minnesota,  missouri,nebraska,  north dakota,  ohio,  south dakota, and  wisconsin. all of these states are known for their meat and such products. 

Normally it is at the top left, above where the music starts.