The answer is Point Of View. Point of view<span> is the angle of considering things, which shows us the opinion, or feelings of the individuals involved in a situation.</span>
I would say tense and uncomfortable because "it was undoubtedly hot" "he began to sweat" "began to throb in his ears" the sweat and heat makes it very uncomfortable also, the rumbling and throbbing sound makes it tense.
hope this helps :D
