<prompt> Most Impoant component of level of living isHealthEducationOccupationHousing  <response>: Impairment of health always means impairment of the level of living. hence health is the most impoant. Level of living is a parallel term for standard of living used in United Nations. It includes 9 components. Ref : Park;s Textbook of Preventive and Social Medicine; 23rd edition - Pgno 16 