Final answer:
The direct reaction of Buck to Hans and Pete is not detailed in the provided passages, but Buck is known to show a range of behaviours based on his treatment by humans. The passages given reflect diverse character reactions but do not directly relate to Buck's interactions with Hans and Pete in 'The Call of the Wild.'
Step-by-step explanation:
The reaction of Buck to Hans and Pete is not directly explored in the passages provided. However, Buck, as a character from Jack London's The Call of the Wild, reacts with instinctual wariness and mistrust towards most humans until he develops a relationship with them. In London's tale, Buck shows a range of emotions from aloofness to loyalty depending on the treatment he receives. The other excerpts from different texts display various characters and their reactions to circumstances, which involve gratitude, aggression, intelligence of a young boy, and a personal reflection on racism, but none delve into Buck's interactions with Hans and Pete.
For instance, in the passage mentioning McTeague, the reaction to a stressful situation is one of physicality and domination, while the children Wendy and Peter react with innocence to their parents upon returning from an adventure. Another character contemplated on his rising status after partaking in a sumptuous feast, fantasizing about the power and luxury within his grasp. Finally, the last passage evokes a personal narrative where Roberta confronts her racist feelings in light of a tragic event.