4 part question please answer all

The next four problems refer to the bonds of Ted and Alice. Ted and Alice have bonds with Ba Coupons which make semiannual payinents. Both bonds are priced at par value. Ted's bond has a 4-year maturity and Alice's bond has 20 years remaining until maturity. 15. If rates suddenly rise by 1 percentage point (that is, 100 basis points), estimate the price change for Ted's bond. A) A loss greater than 5% B) A loss less than 5% C) No change D) Again less than 5% E) A gain greater than 5% 16. If rates suddenly rise by 1 percentage point that is, 100 basis points), estimate the price change for Alice's bond. A) A loss greater than 5% B) A loss less than 5% C) No change D) Again less than 5% E) A gain greater than 5% 17. If instead, rates suddenly fell by 1 percentage point that is, 100 basis points), estimate the price change for Ted's bond. A) A loss greater than 5% B) A loss less than 5% C) No change D) Again less than 5% E) A gain greater than 5% 18. If instead, rates suddenly fell by 1 percentage point that is, 100 basis points), estimate the price change for Alice's bond. A) A loss greater than 5% B) A loss less than 5% C) No change D A gain less than 5% A gain greater than 5%