Anchor: To others, a random sample is necessary for a case study, case studies are nonnormative research that investigate a situation without prejudice, where we could look at a limited number of cases that would represent the universe overall, and a review of relevant conditions in a specific environment with no attempt to project to a larger universe.
Entailed: Case studies don't necessarily represent overall conditions as a whole.
Contradiction: No one uses case studies for research anymore.
Contradiction: A father and daughter are painting on a canvas.
Contradiction: The deep-dwelling archeabacteria led to odd mutations like ourselves.
Contradiction: a man is sitting in the boad
Contradiction: How about the situation when they are really innocent yet get convicted of crime anyway?