Let y, be a natural logarithm of stock price observed at some consecutive days ( = 1, 2,...,100. The analyst estimates a model as Ap, = 2.6+ 0.Sy_j. Given y100 = 2 she can forecast the stock price at t = 101 to be: Oa. 1.6 O b. 36.598 O c. 270.426 O d. 5.6 O e. 3.6