I believe the answer is: Role confusion
Identity vs role confusion occurs when and individual is at the period of time when he/she is trying to find what is the purpose of their life. People commonly reach this stage when we are transitioning from childhood (when our roles are fully determined by our parents) to adolescent.
Answer:
Color of clothing worn by the confederates [Black versus White].
Explanation:
The independent variables are those whose presence is not dependent on any event or other variable. These variables are independent and are not effected by change in other variable. In the given statement the independent variable is the clothes worn by the two people. They can wear any color and this is not dependent on any other factor.