Vashti believes that the more energetic and involved older adults are, the more likely they are to be satisfied with their lives. Thus she believes in:__________

Vashti seems to believe in the "activity theory" of aging. The activity theory suggests that older adults who stay active and engaged in activities, social roles, and interactions are more likely to be satisfied with their life, maintain a positive sense of self, and have better mental and physical health.

Extra: The activity theory, originating from the field of gerontology, stands in contrast to the disengagement theory, which suggests that it is natural and healthy for older adults to decrease their social roles and activities as they age. According to activity theory, continued engagement in social, physical, intellectual, and spiritual activities enhances the quality of life for older adults. The underlying premise is that remaining active is a way of preserving a sense of identity and purpose, which in turn contributes to overall satisfaction with life