The passage is most likely part of a ______.

A．although competition among them has increased
B．so the quality standards from them have declined
C．and this means that the qualifications of reporters is declining
D．but the standards among newsrooms has improved over the years

A．Reporters who know how to sift through a lot of information.
B．Reporters who are willing to sacrifice to chase after a story.
C．Reporters who won't sully themselves.
D．Reporters who are highly trained.