Question 20 3 zero coupon bonds. A 5-year, a 10-year, and a 30-year. Rank them in order of which has the greatest convexity. Hint: No spreadsheet needed. Question 20 3 zero coupon bonds. A 5-year, a 10-year, and a 30-year. Rank them in order of which has the greatest convexity. Hint: No spreadsheet needed