How is the eighteenth-century faith in reason reflected in the declaration?

The enligthmen was reflected because reason was advocated as the primary source of legitemacy and authority.

Explanation:

Before the enlightenment power, centralized institutions and organizations dogmatically dictated the reason for things because they had the power to cease anyone against that reason. Therefore, when the enlightenment arrived with the ideological revolution reason, explanation, and knowledge became the most important element in society because they were structured to explain reality and they determined legitimacy and who had authority among the rest of people based on facts.

i think i agree because it is telling you to always believe in yourself.

the answer is