Which of the Following Are Viable Techniques to Cope with the Uncertainty

Multiple Choice

Which of the following are viable techniques to cope with the uncertainty inherent in realistic financial projections?
I.Simulation
II.Ad hoc adjustments
III.Scenario analysis
IV.Sensitivity analysis

A) II and IV only
B) III and IV only
C) II, III, and IV only
D) I, II, and III only
E) I, III, and IV only
F) I, II, III, and IV