Smallest 6-digit number that can be formed using \[9,\text{ }2,\text{ }6,\text{ }0,\text{ }3,\text{ }1\](using each digit only once) is ________.

• A.  \[012369\]                    
• B.  \[102369\]        
• C.  \[106239\]        
• D.         \[103269\]