Oral means "spoken instead of written,by word of mouth." So the most likely answer is C. it's recited from memory. Examples of that would be Greek mythology,folklore,or legends. For the hundreds of years those were mainly passed down by word of mouth, from memory.
Answer:
four boys
Explanation
as it describes the quantity which comes under adjective of quantity
That he defeated the British during the revolutionary war
In some ways yes but not all the time