The figures below show implied discount factors calculated from experiments with different time horizons. 1.0 1.0 0.8 0,8 0.6 0.6 imputed discount factor imputed discount factor . 0.4 0.4 0.2 0.2 0.0 0.0 0 5 10 15 0 10 15 time horizon (years) time horizon (years) Figure la. Discount Factor as a Function of Time Figure 1b. Discount Factor as a Function of Time Horizon (all studies) Horizon (studies with avg, horizons > 1 year) Source: Frederick, S., Loewenstein, G, and O'Donoghue, T. (2002). "Time discounting and time preference: A critical review. Journal of Economic Literature, 40(2), 351-401. The graphs are consistent with ... Select one O a. The anticipatory utility model. O b. None of the other options. O c. The Discounted-Utility model. O d. The (quasi-hyperbolic discounting model