If you're looking at a potentially violent conflict, try distracting them by asking something completely unrelated to what they're trying to address. Do not engage in the attempt to accelerate the conflict, as this will throw them off a little bit.
It depends on how angry you are and if you can be assertive without indulging in anger. That's usually the best approach. If not, don't interact and wait for things...
Sending a nude without asking the other person if they want to see it first is basically the 8th deadly sin. I would recommend looking into different guides that revolve...
Pay attention to the dog's body language, since there are many signs it will display if it's being aggressive. For example, an angry dog may have raised fur, its tail...