(Lesson 7.4: Inverse Transform --- Discrete Examples.) If U is Unif(0,1), how can we simulate a Geom(0.6) random variate? O a. [In(U)/ In(0.4) 1 O b. [In(1 - U)/ In(0.4)1 O c. [In(U)/ In(0.6)1 O d. [In(1 - U)/ In(0.6) 1 O e. Both (a) and (b) Of. Both (c) and (d)