Which key principle of developmental systems theory underlies the observation that certain experiences bias children from birth to be predominantly left- or right-handed, but the process of development of hand preference can be delayed or even reversed (e. g., from left to right or right to left) within the first 5 years of postnatal development?

Developmental cascade

Explanation:

This principle is called developmental cascade madel. Such a model as thisl involves connections that spreads over domains with time influencing developmental pathways and also results. This principle give obeservation that certain experience bias can be made to be delayed or it could be reversed within this first 5byears period

when i got mine it was about a 6 or 7