"Yellow Journalism" Was a Term First Used at the End

"Yellow journalism" was a term first used at the end of the 19th century that referred to ______.

A) reliance by journalists on services to provide most of their stories, so-called because the journalists were afraid to personally go to the location in which the story was developing
B) all of the penny press papers, so-called because the paper was so cheap it yellowed within a matter of days
C) the use of sensational stories to attract readers to newspapers, so-called because of the color of ink used in the New York World's comic strips
D) those papers published south of the Mason-Dixon line, so-called because the editors had surrendered to General Grant at the first sight of Union troops