How many minimum states are required to find whether a string has odd number of 0‚Äö√Ñ√∂‚àö√ë‚àö¬•s or not$

How many minimum states are required to find whether a string has odd

1.	How many minimum states are required to find whether a string has odd number of 0‚Äö√Ñ√∂‚àö√ë‚àö¬•s or not$
A.	1
B.	2
C.	3
D.	4
Answer» C. 3