Which option would be considered a persuasive appeal? a. a police officer giving expert testimony at a trial b. a fistfight that takes place in the middle of a busy street c. a discussion that evolves into a screaming match d. a song that commemorates a historic event

D. A song that commemorates a historic event

Its D. A song that commemorates a historic event

is basically a good source of getting and others by what you know for example if someone asked a question and you know the answer you could answer it and get some points or if you need on a question you could make a post about it and wait till someone answers it or just look up the question and see if someone else has asked about it