A19 Figure A19 shows the K-Map of a sum-of-products logic circuit showing the groupings used to form the products. AB /B B /B 00 01 11 10 0 1 /C 1 O 0 1 0 C JA A Figure A19 Write down the type of static hazard present in the sum-of-products circuit. (2.5 marks) A20 Referring to Fig. A 19, write down a pair of input combinations, which if applied to the logic circuit inputs in sequence, would reveal the timing hazard. (2.5 marks)