Answer Posted / vijay rathod

nand is better.because in nand gate,2 n-mos are in series n
p-mos r in parrallel. here , n-mos is very fast than the p-
mos.
so when v get join in series so it becomes very fast, while
due to parrallel connection of slower p-mos so result in
fast response, system becomes faster........

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