In the sentence: ...<em>your denunciation of tyrants brass fronted impudence; your shout of liberty and equality</em>... the meaning of denunciation is D.
The correct answer is D) to condemn or censure openly or publicly.
Explanation:
The word denunciation dates back from Late Middle English. And the original meaning was to make a public announcement. But now the meaning refers to a Public condemnation of someone or something according to the Oxford dictionary. So, the most suitable answer is D.