Can you rank the below four people in order of foolishness?

Foolishness Person Riddle - Brain Teaser

Foolishness in decreasing order(most stupid to least) is 4,1,2 and 3.

Cutting his own trunk so Person-4 is most stupid.
Next is Person-1 as he is gagging on a tree that is to be cut down by Person-2.
Next is Person-2 as he is not considering him to go down.
Person-3 is a bad person but not a stupid one.