You are working in a local community health center with a client, Alex, who has had their Centrelink application for disability benefits denied. Alex has given you permission to contact Centrelink on their behalf and permission to contact other services that could assist and provide support. What are the roles and knowledge you would need to work with Alex?What steps can you take to protect their review rights and other rights under legislation? Discuss procedural fairness and your ethical obligations regarding this case and considering human rights.