what were joseph pulitzer and william randolph hearst well known pioneers of?

Apublishing news journals aimed at the upper soical classes in america.
Bproducing weekly journals focused on world news
Cengaging in style of publishing called " yellow journalism".
Dworking with missionaries to spread christianity in africa

Verified Answer :

Cengaging in a style of publishing called "yellow journalism"

Both men were newspaper publishers and in the late 19th century, their papers began to compete with each other. As a result they began to use "yellow journalism" (which is a lack of substantial, researched news combined with flashy headlines) to gain a larger readership.

Answer:

C) is the answer

Explanation: