What specialized field examines the social aspects of aging?

The correct answer is social gerontology, which is the field that specifically focuses on the social aspects of aging. It encompasses the study of how aging affects individuals and communities, looking at the social patterns, relationships, and norms that influence the aging process. Social gerontology explores various factors such as social networks, policies, community support, and interactions between older adults and society.

The other fields, while related to aging, have different focal points. Geriatrics primarily concerns the medical care and treatment of older adults, emphasizing the health and physical well-being aspects rather than the social dimensions. Psycho-gerontology combines psychology and aging, focusing on the mental processes and emotional aspects of aging, thus not covering the broader social implications. Developmental psychology deals with the psychological changes across the lifespan and not specifically with the unique social challenges faced by older adults. Hence, social gerontology uniquely addresses the societal roles, challenges, and experiences associated with aging populations.