The word development is a continuous process which helps in growth , progress and positive changes in every aspects of the life which are physical (motor), psychological (cognitive) or social .
It starts from the infancy , childhood , adolescence , adulthood according to these respective development theorists . They conclude the stages of development practically by life tasks like participation in various activities , decision making , creativity and analytic ( ability to solve problems ) behaviours. When these tasks or ability is neglected or ignored there may be affection in individuals development.
For more information on development :
https://brainly.com/question/14330935
#SPJ10