Professor Chadwick Evaluated a Graduate Student's Research Proposal Negatively Simply

Multiple Choice

Professor Chadwick evaluated a graduate student's research proposal negatively simply because he had heard a rumor about the student's incompetence. When later informed that the rumor had been patently false,the professor's assessment of the student's research proposal remained almost as negative as it was originally. This best illustrates

A) the representativeness heuristic.
B) the availability heuristic.
C) belief perseverance.
D) framing.