Please help me with the question attached below

Several explanations have been offered for the global economic crisis that began to manifest in 2008. Available evidence indicates that both developed and developing countries have responded to the crisis by implementing fiscal and monetary policies, among others. Some countries have witnessed temporary output growth as a result. (a) Use a Tobin-q phase diagram to explain how such an economic performance affects capital stock O and investment, and provide the economic intuition (b)Suppose that the economic performance was permanent, explain how this will alter the results obtained in (a)