Challenge Question - Unexpired Coverage
Why is the solution for margin for unexpired coverage directly using LRC ex. LC in the question as unexpired coverage? In the source text, unexpired coverages under PAA is

(I understand that not all items were given in the question, but I do see "Unamortized insurance acquisition cash flows (excluding commissions)" given in the question.)
Comments
I have directly provided the net unexpired coverage, bypassing the need to calculate it with the formula above