Asoldier stationed at a base in northern alaska is dressed in his all-white camouflage. he wants to know the exact distance from which another person can distinguish him from the snowbank in which he is hiding. the soldier is concerned with the

The answer is: just noticeable difference

In psychology, just noticeable difference refers to a sudden change that can make people's sense to perceive a certain thing differently.

In the case above, the soldier aware that if he move, he would create a movement that cannot be done by a simple snow. He's concerned that the enemy that see it would automatically notice it with their vision and directly aware of the camouflage.

answer; aristotle;