CMAT People and Awards Questions

The Pulitzer Prizes are 23 annual awards given by Columbia University in New York City for achievements in the US in "journalism, arts and letters". It is established by the will of Joseph Pulitzer, who made his fortune as newspaper publisher. 

These prizes are awarded in multiple categories including literature, music & public service as well including journalism.

So technically, all options are fields in which the Pulitzer Prize is awarded, but if the question expects the most common association, the answer is Journalism , because Pulitzer will was to launch a journalism school. 

The famous "I Have a Dream" speech is associated with civil rights activist Martin Luther King Jr., who delivered it on August 28, 1963, during the March on Washington for Jobs and Freedom. The speech is famous for calling for an end to racism and for civil and economic rights for African Americans.