Answer:
72 is a pass mark in a 100℅ grading system
below 50 is a fail mark
The answer is D, they worked to expose the corrupt businesses like Boss Tweed.
The correct answer is cognitive dissonance.
Cognitive dissonance (CD) refers to a state or situation in which a person experiences feelings of discomfort that results from holding two contradictory thoughts, attitudes or beliefs. An instance of cognitive dissonance is the feeling a long-term smoker experiences when he reads an article about an increasing number of deaths due to lung cancer which is heavily caused by smoking.