Selman describes stages in the development of both perspective taking skill and of friendship. suppose that david understands that his friend mike has a different perspective from his own, but david cannot yet judge how his own behavior is likely to be viewed by his friend. which of selman's stages is david most likely to be in? stage 1, "differentiated/subjective" stage 2, "reciprocal/self-reflective" stage 3, "mutual/third person" stage 0, "egocentrism"