6a) Complete the table to indicate which of the transistors M1 - M4 are ON (conducting) and which are OFF (not conducting) for the given combinations of inputs A and B. A A B SV Logic 1 MI B M3 M4 M2 Ovas Logic & OUTFUT A 0 0 1 1 B 0 1 0 1 M1 M2 M3 b) What logic function does this circuit implement? M4