Question

explain 1]Colonialism
2]Oral source

Answer 1

1.Colonialism is the practice by which a powerful country directlycontrols less powerful countries and uses their resources to increase its own power and wealth.
2.Oral history is the collection and study of historical information about individuals, families, important events, or everyday life using audiotapes, videotapes, or transcriptions of planned interviews.

Answer 2

colonialism. :-colonies and different classes were made
oral source :-Ballads, stories of valour of ancestors all this are oral source.
hope this will help you