Bageera wrote few number patterns in his maths book. His maths teacher found some patterns incorrect. Can you figure out which pattern is incorrect in the following questions: A. 31, 51, 71, 91, 111, ...... B. 4, 9, 14, 19, 24, 29 . ...... C. 2, 4, 3, 9, 4, 15, ...... D. 1, 10, 100, 1000, 10000, 100000 .

• A. C        
• B. A
• C. D                    
• D. B