A local thug (bad element) has started *** construction on your vacant plot. He has refused your request to vacate and threatened you of dire consequences in case you do not sell the property at a cheap price to him. You would
(a) sell the property at a cheap price to him.
(b) go to the police for necessary action.
(c) ask for help from your neighbours.
(d) negotiate with the goon to get a higher price.