Answer:
B. Discrimination
Explanation:
The definition of discrimination basically means the unjust or prejudicial treatment of different categories of people or things, especially on the grounds of race.
Answer: National Voters Registration Act
Explanation: The national voters registration act was introduced to increase the number of registered voters, improve voters participation, protect election integrity and ensure states maintain accurate voter roll.
Answer: Demand characteristics.
Explanation:
Demand characteristics are the traits shown by participant of the research and experiment in which they behave according to the expectancy of researcher or experiment so that aim of the research can be accomplished .This creates biasness in research process and decrease validity of the experiment.
According to the question, John's positive reply to the situation where someone need helps if his/her car is broken displays the impact of demand characteristics .In actuality , he would probably not help the person by stopping and he just answered in positive manner to support the study.Thus, the reply is biased.