1. What is the principle wested 564.76 coupoded mismually from which menthly witlulawal of $420 can be made At the end of each month for 25 years b. At the beginning of each month for 15 years (3 mars c At the beginning of each month for 15 years best deferred for 12 yos (marlo) d. At end of each month in perpetuity (2 marks) e At beginning of each month in perpetuity (mark)