addictions, psychology homework help

How do substance use disorders affect older adults? Does it affect older populations differently than younger people? Explain.Write a short scenario that gives a fictional example of an ethical or legal issue you could encounter when working with an aging or vulnerable adult client. Describe what you could do to protect yourself in a situation similar to the scenario you describe.How would you explain the chicken/egg conundrum as to which disorder came first, the mental illness or the addiction? Provide an example to support your explanation.How would you incorporate psychopharmacological treatment when working with a client suffering from depression and addiction? What types of medication would you expect the client to be prescribed?Please provide reference and citations