_____ are the support structures, such as family and friends, with which clients interact.

A) ​System lifelines
B) ​Informal systems
C) ​Key informants
D) ​Target systems

Informal Systems

Informal systems refer to the unwritten rules, social norms, and networks that influence behavior and interactions within a society or organization.

Support Structures

Systems, both formal and informal, that provide aid, comfort, and assistance to individuals in need, reinforcing resilience and stability.

Family and Friends

The social support network consisting of close relatives and companions who play a significant role in an individual's life.