A public service announcement is a message shared by the media. The PSA conveys the serious tone of the message. Thus option D is accurate.
A tone is an attitude and emotions that the writer wants to display in their work and rely on their message to the readers. The PSA is used to depict to increase public knowledge and awareness about certain issues.
Some PSAs are expressed in a serious tone to show the gravity of the matter, some in a funny manner, light tone, and some in an angry way. The tone of the essay or the work depends on the issue and the audience.
Therefore, option D. PSA depicts a serious tone is correct.
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