Why was the 1920s called the Roaring Twenties?

C: The decade ushered in an era of prosperity and rebellion.

Explanation:

edg2020

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" .