I. I.Uni-dimensional Scenarios provide an intuitive understanding of the effect of movements in the key variable , they also account for correlations
II. II.SPAN systems are used to identify movements in a portfolio under series of scenarios.
III. III.Prospective scenarios represent hypothetical one –off surprises that are analysed in terms of their effects on financial markets.
IV. IV.Historical scenarios can examine historical data to provide examples of joint movements in financial markets.
Choose one answer.