D? I think i remember learning this. Sorry if its wrong!
A monarch is a religious head of state, and a king is a male monarch who rules a country.
The name that given is Muckrakers
The term was popularly coined during the development of early progressive era in the period of 1890s - 1920s.
Back then, the government and the establishments were known to be really corrupt and many Muckrakers started to do investigative journalism to find out the truth about their practice.
