Professor Pegler's research efforts focus on how the use of heuristics influences the way people assess financial risks.Which specialty area is he most interested in studying?

A) development
B) biology
C) cognition
D) personality

Professor Pegler's research focuses on how people process information and make decisions, which relates to the specialty area of cognition. A) Development focuses on changes over time in behavior and mental processes, B) Biology typically refers to the study of the brain and nervous system rather than decision-making processes, and D) Personality deals with individual differences in behavior and mental processes, which is not the main focus of Professor Pegler's research.