Well, first of all, there are no spaces.
Second, the second sentence shouldn't have a comma.
Third, the third sentence should instead be:
Often, owners will shout at their dogs or even punish them. But what is needed instead is training.
I hope this helped! If you have any problem please let me know.
I think it is depending on what it it being used for. It is a little dark, but if that's what you're going for, it sounds great!
It means to properly understand what the writer means (and assume their intentions, feelings)
Meta-fiction is the correct answer