2. Consider a three-step binomial model. The stock prices S(n,j) and interest rates ran,j) are shown in the two binomial pricing trees below. S(3, 3) = $25.00 S(2, 2) = $24.00 S(1, 1) = $23.00 S(3, 2) = $23.00 S(0,0) = $20.50 S(2, 1) = $22.00 S(1,0) = $21.00 S(3, 1) = $22.50 S(2,0) = $21.00 S(3,0) = $19.00 r(2, 2) = 3% r(1, 1) = 2% r(0,0) = 4% r(2, 1) = 4% r(1,0) = 3% r(2,0) = 5% (a) Is there an arbitrage opportunity at any time? 2. Consider a three-step binomial model. The stock prices S(n,j) and interest rates ran,j) are shown in the two binomial pricing trees below. S(3, 3) = $25.00 S(2, 2) = $24.00 S(1, 1) = $23.00 S(3, 2) = $23.00 S(0,0) = $20.50 S(2, 1) = $22.00 S(1,0) = $21.00 S(3, 1) = $22.50 S(2,0) = $21.00 S(3,0) = $19.00 r(2, 2) = 3% r(1, 1) = 2% r(0,0) = 4% r(2, 1) = 4% r(1,0) = 3% r(2,0) = 5% (a) Is there an arbitrage opportunity at any time