Answer:
The answer is News and to announce a new product or to announce a seminar.
Explanation:
Solution
The most important component of press release is News. Organisations might use a press release to announce a new product or to announce a seminar.
Press release: A press release refers to a small, captivating news story written by a public relations executive which is sent to selected members of the media.
News: A received information about recent events or stories or published reports.
Seminar: Refers to a conference or meetings for discussion among people or groups.