Answer:
Private provider method of providing a public good; and a private provider solution to a free-rider problem
Explanation:
This could best be characterized as PRIVATE PROVIDER METHOD of providing a public good and a private provider solution to a free-rider problem due to the fact that they are public radio station which are made for the public at large but they use the method of private provider to provide service to the people because they are supported partly by voluntary contributions and they may as well vowed not to report on the local news events of any town unless it received a certain level of contributions from the residents of that town because a local public radio station is made for the public in general in which whether they receive certain level off contribution or not they would still continue with their broadcast which is why they are be characterized as a private provider method of providing a public good; and a private provider solution to a free-rider problem.
D.) occur without being seen, heard, or felt
No it did not because when he was going deaf he would stick a pencil in his mouth and feel the vibration of the keys.
Well, All I know is that In the south they were mostly plantations, thus the need for slaves. And in the north, it was mostly city, with a few SMALL farms