A Moore machine that can detect a sequence 011011 contains- -states Select one OA. 5 Spark OB.7 C.4 OD.6 How many inputs are required for a 4-bits digital comparator? Select one: O A 8 Spark O B. 12 O c. 4 O D. 16 Number of inputs in 16-bit Adder/Subtractor are: Select one: O A 33 Spark OB. 17 OC. 32 D. 16