What was the first form of hip hop?

In the 1970s, an underground urban movement known as "hip hop" began to form in the Bronx, New York City. It focused on emceeing (or MCing) over house parties and neighborhood block party events, held outdoors .

Explanation:

DJ Kool Herc started hip hop

d and a is the correct anwsers

explanation:

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..