Ravi repairs appliances by testing hypotheses about the cause of the malfunction based on his experiences with the symptoms. This approach aligns with the use of heuristics, which is why Option 4 is the correct answer. 1. Explanation for Option 4 (Heuristics): Heuristics are mental shortcuts or rules of thumb that people use to make decisions or solve problems quickly and efficiently. In the context of appliance repair, Ravi uses…Read More