Evidence plays an important role in the investigation as they can support the predicted hypothesis. The scientific investigation is considered a suitable investigation approach as it is based on the systematic way of the scientific method which is considered a modern approach.
The results collected from the scientific experiments are the most reliable and suitable evidence as they are based on the systematic procedure followed.
The tone is "determined" to change, to get away from racism and injustice and to become real good people, to bring back dignity to those people who had been wrongly mistreated.
