B., “the bends” is known as decompression sickness that occurs in scuba divers when dissolved gasses come out of the solution in the bloodstream, forming gas bubbles in the circulation. this relates to the paragraph above.
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.
Learn more about literary tones here:
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