It is definitely A
Argumentative writing uses logic, persuasive uses emotion
wheree is it? and i'll answer if you edit it in
1. Use proper grammar, punctuation and avoid slang
2. When greeting, don't say "hey" or "what's up". Instead, go with "good -insert time of day-"
3. When writing text messages make sure they stay a good and appropriate length.
4. For gods sake please please never say lol or anything of the sort
please