The dominant idea behind the establishment of the organization of African Unity is
The correct answer is: A
Explanation
The dominant idea behind the establishment of the Organization of African Unity (OAU), now succeeded by the African Union (AU) is that Africa must unite. The primary goal of the OAU, which was established in 1963, was to promote unity and solidarity among African nations in order to address common challenges, achieve independence, and foster economic and political cooperation. The idea was to encourage collaboration among African states to collectively address issues such as colonialism, apartheid, and other shared concerns for the development and well-being of the continent.