What is a workplace support service and what is their role in minimising risks to community service workers? (Your response should be apprImagine that you have been asked to perform a risk assessment of hazards in your workplace. You decide to use a risk matrix to help you assess the severity of risk of the identified hazards. a) What are the two (2) key criteria that you need to consider when using a risk matrix to assess severity of risk? Hint: see page 30 of the Study Guide. (Your response should be approximately 5 words)ximately 50 words)