Laslty, given the same loads as above, which is more likely to put an instant stop the threat if your hit is 8" to left or right of center at a distance of 10 yards?
8" off center will be a fringe or B Zone hit at best on the average man using any of the tight patterning loads. You might want to read this Boxotruth
. The 20 yard test is quite revealing. If you take a garbage shot you will get garbage results.