It is present progressive
Explanation:
It seriously presents alternative viewpoints.
The approach is usually one-sided- Argumentive
Requires ample evidence and research to be effective. -Description
Its primary purpose is to convince reader to agree on the author's view.- persuasive
Answer:
I don't see any options available for me to choose from but, A thank you letter, a letter to a teacher/ employer, and a letter containing important information would all be times that you would want to send a formal letter.
Explanation: I hope this is helpful...?