Of the Following Individuals, Who Is Likely to Suffer the Most

Of the following individuals, who is likely to suffer the most stress from their role as caregiver for older adults?

A) Joan, who cares for her aging father-in-law
B) Helen, who cares for her mother and father who both live with her
C) Shirley, who cares for her husband as he suffers from dementia and cannot function without her
D) Fulton, who pays for his mother's care in a nearby nursing home