In this section will integrate one of the principles of development which state that development is lifelong, multidimensional, multidirectional, gains and losses, contextual and historical, and/or multidisciplinary. To do so, describe your chosen principle and explain how it can be applied to each of your five topics. Construct clear arguments regarding how your chosen principle drives, and is influenced by key elements presented in the articles.
Life-span developmental theory provides a framework for understanding human aging. The main purpose of theory in the study of aging is to provide a context for describing and explaining the regular transformations. Aging is universal