There is different forms of poems, for example: Some are rhyming, others aren't. Some make sense while others are just there to make people laugh.
A lyric poem often has a meaning and can so many different styles written within it, while a normal one has rules.
A school debate would be an example of a formal discussion.
Answer:
Whats the question??
Explanation:
This is your first question so i know how it feels
The answer is A. Im not completely sure what you are talking about but i google your question and it said its A. So go with A