In paragraph three of Common Sense, why does Paine use the phrases "precariousness of human affairs," "while we have it in our power," and "time and chance"?

Paine’s phrases emphasize that circumstances can change unpredictably and that the colonists have an opportunity to act now. “While we have it in our power” especially stresses that this chance may not last. Together, the phrases create urgency about pursuing independence, so the best answer is B, to evoke in colonists the need for urgency in their quest for independence.

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