How Did Railroad Expansion Impact the News in the Mid-1800s

How did railroad expansion impact the news in the mid-1800s?

A) Railroads owned the newspaper so the increased profits of the railroads allowed expansion of the news outlets.
B) Railroads opened up remote areas, but the areas were controlled by non-American forces and the impact on news dissemination was negative.
C) Railroads had no impact on the media.
D) Expansion of railroads into frontiers and remote areas allowed for mass distribution of newspapers and mail.
E) Railroads were controlled by the dominant political party, which also controlled how and if the news was distributed to remote areas.