6) Two 'T' Flip-Flops, A and B, are used to implement the shown state diagram. To go from state "AB01" to "AB = 11" we need: a) TA-0, Tg = 0 b) TA=0, T-1 c) TA= 1, To=0 d) TA= 1, TB = 1 e) TA= 1, T3 = x (x is don't care) Explain