The answer would be (-13,-4) if you wanted to do it without a graph all you have to do is subtract so -8 - (-3)= -5 so five to the left and -9 - (-5)= -4 so four down. Hope this helps! :)
C- Mariana Trench. It’s the only different form the rest. The others are a consequence of plates subduing or getting under another plate and pushing up.