In all of the cases that I've seen it is usually subtractive, but most of the time it depends on how old the child is.
<span>Are all fats bad for you?
No there are good fats (unsaturated fatty matter) and bad fats (saturated fatty <span>matter)</span></span>
The answer you are looking for is B.
Acute appendicitis --> surgical emergency to prevent life-threatening peritonitis if rupture occurs