9. (12 points) Complete the function table of Figure 4b corresponding to the circuit of Figure 4a. The circuit has four inputs GN (active low). W, D1, and 00 and one output F. The x s in the function table are don't cares. The devices for inst10 and insts are tri state gates. Show your analysis work. Figure 4a, Logic Circuit Figure 4b, Function Table for Circuit of Figure 4a