Read the revised introduction of an informative essay. During the Neolithic Revolution, irrigation was introduced, which produced larger crop yields, allowing people to
store a surplus of food.
Which best explains why the revision is effective?

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .