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"? to evoke in colonists a fear of fighting against a world superpower to evoke in colonists the need for urgency in their quest for independence to instill in colonists a desire to take up arms against their oppressor to instill in colonists a respect for peaceful negotiations

To evoke in colonists the need for urgency in their quest for independence.

Explanation:

In Common Sense, Paine attempts to convince the colonists of the importance of fighting for independence. He argues this is necessary, and will be benefitial to the country. Paine also employs these phrases in order to convey a sense of urgency. He wants the colonists to realize that there is a limited amount of time during which they can act.

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!