Since I know the answer for (a), can you please just solve (b) with explanation? I will upvote. Thank you!

= Liability payments of $100 each are due to be paid in 2,4 and 6 years from now. Asset cashflow consists of Aj in 1 year and A5 in 5 years. The flat term structure of rates is i = 10% (annual, effective). An attempt is made to have the asset cash flow immunize the liability cashflow by matching present value and duration. (a) Find Aj and A5. (b) Determine whether or not the conditions for Redington immunization are satisfied