Social structure is essential for the survival for society and for the well-being of individuals because it provides a social web of familial support and social relationships that connects each of us to the larger society. what group has lost this vital link?

The answer is "homeless group or people".

Homelessness comes about because of a social framework which neglects to catch and support individuals who are in danger of homelessness. The State of Homelessness is the aftereffect of foundational or societal hindrances. Homelessness is the consequence of an absence of moderate and proper lodging, budgetary, mental, intellectual, conduct or physical difficulties, as well as bigotry and segregation.