Question 2 Let Not yet answered 12 = (1, 2, 3, 4} Not graded Flag question F = 20 and define X = {Xo, X1, X2) by Xo(w) = 1 X1 = I(1,2 - 143,4) and Xz(w) =w2 The natural filtration of X 15 Select one: O { {0, $2), {{1, 2} {3, 4]], 20 } O [{0, 32, {1, 2) , (3, 4}}, o({{1, 2} {3, 4}}), 20 } O {{0, {} , 20, 20} O { {0, $2}, ({{1, 2} {3, 4}}), 20}