Which of the Following Statements Is True About Public Relations

Which of the following statements is true about public relations?

A) Public relations is same as publicity.
B) Public relations is a short term strategy of enhancing the image of the company.
C) Public relations is not concerned with the evaluation of public attitudes.
D) An effective public relations program continues over months or even years.
E) Public relations deals only with the activities designed to sell a product or service.