You are given the following loss development triangle and average link ratios. Please launch the following Excel file. It contains a spreadsheet that you can use to submit your answer(s) for the three values not shown that "square the triangle" and a narrative response on this topic. AY 2019 2020 2021 Average Link Lag 1 250 275 Lag 2 350 700 300 2/1 Lag Ratio 1.427 3/2 Lag Ratio 1.143 Lag 3 400