Question 7. [10 points, 5 points parts (a) and (b). Part (c) state what you suggest for the name.] Consider modifying your decoder schematic as shown in the following. (a) Show the truth table for this modified decoder circuit using H and L notation for the logic levels. (b) Is the additional input (indicated by the "?" symbol) asserted using a low voltage or a high voltage? (c) What is a good name for this additional input? NANDO DO' NOT NAND1 D' NOT A1 A0 NAND3D3