According to Matthews and Rosner,there are five primary types of family care giving in later life.In which style do adult siblings step in when they are needed,usually at the behest of the primary caregiver?

A) sporadic
B) disassociation
C) backup
D) circumscribed

Primary Caregiver

An individual, often a parent or family member, who takes the main responsibility for providing care and meeting the daily needs of a child or dependent adult.

Adult Siblings

Brothers and sisters who have reached adulthood, maintaining familial relationships beyond childhood.