A bond sold five weeks ago for OMR1,100. The bond is worth OMR1,050 in today's market. Assuming no changes in risk, which of the following is false? Select one: O a. Interest rates must be higher now than they were five weeks ago. O b. The coupon payment of the bond must have increased. O c. The bond has a smaller premium today than it did five weeks ago. O d. The bond's current yield has increased from five weeks ago e. The bond has less maturity today than it did five weeks ago