The phrase "we'll head north again, in other words, to the land of sensible people" shows that the entire venture, planned by the Professor and the Captain was not wise. It has a critical tone.
<h3>Meaning of the Phrase</h3>
The phrase above was uttered by the Canadian in the book, "Twenty Thousand Leagues Under the Seas Revised" By Jules Verne. He meant that the venture which they had undertaken was fruitless and unwise.
He criticized the journey because at that time the Nautilus was stuck in the ice and could no longer move forward.
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The answer is: A. to point out details the character would not notice.
The first-person point of view is a literary device that allows readers to get to know that character's thoughts, feelings and motives. Because the narrator refers to himself with words like <em>I, me, my </em>and <em>mine</em>, the story is seen through his or her eyes. As a consequence, it is not impartial and it may suggest features which are unknown or unnoticeable to the narrator. For example, they might not realize they have a psychological condition.