2)
(2) the threat is immediate;
1)
(1) def. is protecting against a threat of physical harm;
KEY: All of these elements are governed by a reasonable belief inquiry, thus both objectively and subjectively tested.
3)
(3) the harm would result from the intentional or negligent act of the other;
AND
4)
AND
(4) def. employs force only to the extent necessary to avert the harm.