Which of the following are policy initiatives related to homelessness are supported by the National Association of Social Workers? a) Focusing on the personal issues that primarily cause homelessness including mental health and substance use. b) Issues strengthening a continuum of care that integrates housing, income assistance, and supportive services. c) Ensuring affordable and adequate housing for all promoting policies that support paying living wages to employees. d) Advocating housing subsidies as entitlement funding prevention programs, including education, job training, and support services.