The flip-flops which has not any invalid states are _____________
(a) S-R, J-K, D
(b) S-R, J-K, T
(c) J-K, D, S-R
(d) J-K, D, T
I got this question in homework.
Asked question is from Triggering of Flip Flops topic in division Flip-Flops of Digital Circuits