Question

what type of appeal depends on the perceived credibility or authority of the source?
emotional appeal
ethical appeal
logical appeal
multimodal appeal

Explanation:

An ethical appeal (also called ethos) centers on the credibility, authority, or trustworthiness of the source making the argument. Emotional appeals rely on evoking feelings, logical appeals use facts/reasoning, and multimodal appeals combine different communication modes.

Answer:

ethical appeal