Question

define development of ageing,?​

Answer 1

Answer:

Developmental age is a reference to how closely a person's physical and mental development parallels with normal developmental milestones (such as walking, talking, etc.). The age at which these "milestones" are due to be reached is an average of the age at which research subjects achieved these activities.

Answer 2

Answer:

Developmental age is a reference to how closely a person's physical and mental development parallels with normal developmental milestones (such as walking, talking, etc.). The age at which these "milestones" are due to be reached is an average of the age at which research subjects achieved these activities.

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