Final answer:
The MC or radio DJ with a "patter" style delivery who influenced early hip hop MCs was crucial in shaping the culture.
Step-by-step explanation:
The radio DJ who had a "patter" style delivery and influenced early hip hop MCs was often referred to as an MC (master of ceremonies) or rapper.
MCs like DJ Kool Herc, Grandmaster Flash, and Afrika Bambaataa were pioneers in the early hip hop scene and played a significant role in shaping the culture. Their energetic and rhythmic style of delivery inspired future hip hop artists and contributed to the development of the MC role in hip hop.