A Person Explains His Opinion Against Buying a Certain Model

A person explains his opinion against buying a certain model of car by noting that even though the model is popular and highly rated by numerous organizations, his cousin has that model and has had a lot of problems. It is MOST accurate to state that the person was

A) using the evidence-based decision-making procedure.
B) using critical thinking skills to reach an opinion.
C) basing his opinion on anecdotal evidence.
D) basing his opinion on firsthand information.