Solution
Option 1: impressed: calm -> The author ultimately realized the monkey's cautious behavior was wise after their own dangerous encounter, and the monkey's measured, careful approach reflected composure.
Option 2: disappointed: discreet -> Initially the author thought the monkeys were "wimps," but this was a temporary reaction that changed after the elephant incident, not the final takeaway.
Option 3: angered: destructive -> The monkey's cautious behavior neither angered the author nor was it destructive in any way.
Option 4: amused: clownish -> The monkey's wary, careful behavior was serious and survival-oriented, not silly or comical.
Hence, Option 1: impressed: calm -> The author's realization at the end ("I realised that the juvenile rhesus had a very good reason for being so cautious. We had not.") shows they were ultimately impressed by the monkey's wisdom. The monkey's infinitesimally careful and wary approach reflected a calm, composed demeanor appropriate for the dangerous forest environment, unlike the author's group who recklessly ventured out and had to flee from the elephant -> correct