Joseph Pulitzer and William Randolph Hearst were known for: a. Their devotion to detail in the recounting of news events b. Their radio networks c. High standards of journalism set by their newspapers d. Large chains of papers they operated across America

The correct option is C) High standards of journalism set by their newspapers

Explanation:

William Randolph Hearst and Joseph Pulitzer were the leading newspaper owners of the 1890's who used melodrama, romance etc to expand the business of newspapers. Their style of newspapers came to be known as the yellow journalism. William Randolph Hearst and Joseph Pulitzer saw the conflict of the Spanish American War as a way to sell newspapers. However, many other journalists such as Frank Luther Mott identified yellow journalism to promote fake headlines and parade of false learning.