The answer to the question you presented above would be 'persuasive speech' or 'oral persuasion'. These are the terms that refer to a speaker's use of persuasive language to persuade an audience.
The workers have feelings to food can make people mean
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</span><span>Then suddenly the singer threw up his face, straightened his tubby figure, rose upon his tiptoes, and with wagging head and scarlet cheeks emitted such a howl as the same dog might have given had his growl been checked by a kick from his master.
Every Greek was a trained critic, and as unsparing in his hisses as he was lavish in his applause.
Many a singer far better than this absurd fop had been driven amid execration and abuse from the platform.</span>
