I haven't heard of PRICES method. I only know of PRICE which stands for P - protect
R - rest
I - ice
C - compress
E - elevate
However, since we are dealing with injuries, S can stand for SPLINT. You apply a splint on injuries with broken bones. This is to ensure that the edges of the broken bones will meld and mend together without any difficulty.
Call the police, if it's illegal doesn't matter where it is
The answer is: D. Mushroom
the answer is mushrooms because mushrooms are plants and plants are considered producers