What Factors Contributed to Magazine Popularity and Success in the Early

What factors contributed to magazine popularity and success in the early 1900s?

A) appealing pictures, fiction, low costs, and revealing journalism
B) labor union support, sensationalism, and new poetry
C) wealthy oligarchy support, new artwork in color, and international focus
D) use of cutting-edge words like "new" and "mass" and yellow journalism
E) improvements in railroads and roads and the institution of a national postal system