can anyone solve this ?

1) The Grinold-Khan procedure assumes each economic sector in the stock market to be fairly priced. That is, while some stocks may be cheap or expensive relative to other stocks in the same economic sector, each economic sector in aggregate is fairly priced relative to the aggregate stock market. II) The Grinold-Kahn procedure generates expected alpha that is uniformly distributed from about -5% per year to about +5% per year (for broad stock universes and under normal circumstances). O a. All statements are true. O b. is true. Il is false. OC ll is true, I is false. O d. All statements are false