Answer :
Public service journalism "refers to times when the media acts as an advocate for the public" and "is also known as investigative reporting and
attempts to uncover information that might be helpful or prevent
exploitation of the public or individuals."
Answer: 1 and 4 are correct
Explanation: (1) is a kind of reporting in which journalists act as an advocate of the public.
(4) is also known as investigative reporting and attempts to uncover information that might be helpful or prevent exploitation of the public or individuals