Which best describes the goal of any proposal? to summarize all available research for the audience to introduce the audience to the solution to persuade the audience to support the plan to explain the problem to the audience

c

Explanation:

because

pan-africanism or pan-africanism is a political, philosophical, cultural and social movement that promotes african twinning, the defense of the rights of african people and the unity of africa under a single sovereign state, for all africans, both africa as of the african diasporas.

these civilizations were located around fertile rivers, where they could produce an abundance of crops