Answer:
It did not lead him to meditate upon his frailty as a creature of temperature, and upon man's frailty in general.
Step-by-step explanation:
The above sentence is the correct line that provides a clue that the main character is not prepared to consider the dangers of extreme cold.
From the excerpt, we discover that the man was new in the land. He had knowledge of certain things because we are told from the excerpt that "...such fact impressed him as being cold and uncomfortable..." but yet that factual didn't lead him to think about his frailty and the danger that temperature poses on his health.