Please assist

4. Suppose that you are interested in modelling the volatilityr of returns of the Ghana stock exchange (GEE). Using well-dened equations. explain how you will use GARCH. EGARCH and TARCH models. Demonstrate the limitations andl'or strengths of each model and the relevant features of financial data that are explained in each model as well as how you will select the appropriate volatility model[s} from the three models. 5. Show the key difference between Principal Component Analysis {PEA} and Factor Analysis {FA}