iconic - relating to or of the nature of an icon.
Answer:
William Edward Burghardt "W. E. B." Du Bois was an American sociologist, historian, civil rights activist.
Explanation:
The answer is B.
When two voices sing exactly the same note simultaneously, the voices are singing In Unison or unisono in musical Term.
In the story, it means the pursuit is carried on by hunting dogs
The story said that when trying to capture the slaves, the hunters use tracking dogs to track off the runaway slaves.