Final answer:
The "man who" argument is a type of substitution bias, a cognitive bias where we substitute a difficult question with an easier one.
Step-by-step explanation:
The "man who" argument is a type of substitution bias, which is a cognitive bias where we substitute a difficult question with an easier one.
It occurs when we rely on preconceived notions or preconceptions rather than objectively evaluating the information at hand.