The phone directory should contain the state, a name column with either the customer last name and first name concatenated with a comma or the vendor company name, city, and phone number. Output should be sorted by state then by name. Your results should look like:

Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way