which three factors determine the formality of a discussion?\n opinion, audience, and time\n topic…

which three factors determine the formality of a discussion?\n opinion, audience, and time\n topic, audience, and purpose\n facts, purpose, and location\n topic, time, and location
Answer
Brief Explanations:
The formality of a discussion is influenced by the topic (serious or casual), the audience (their expectations and relationship), and the purpose (informal chat or formal presentation). Time and location are less - defining factors compared to these three.
Answer:
topic, audience, and purpose