Given r and t greater than zero: 1. Present value interest factors are less than one. II. Future value interest factors are less than one. III. Present value interest factors are greater than future value interest factors. IV. Present value interest factors grow as t grows, provided is held constant. cion Select one: O a. II and Ill only O b. II and IV only O c. I and III only O d. I only e. I and IV only