Hello, I would like the answer to this question please.

The table below is the dataset of the Shiller Real Home Price Index for the years 1894-1904. Use a smoothing constant of a = 0.8 to determine the forecasts using simple exponential smoothing. Real Home Year Price Index 1894 123.9804828 1895 117 4550916 1896 100.3029902 1897 106 5157028 1898 110 1841398 1899 103.8531133 1900 101.5742948 1901 87.3260955 1902 100.4736445 1903 93.07489238 1904 101 854359 The error for the forecast that corresponds to the year 1902 is... O a. 10.16 O b. 7.71 O c. 3.38 O d. -14.92