Best Govt and Competitive Exam Preparation for Bank, SSC, Railways, CTET, GATE, Defence, UPSC, LAW, MBA, NET, BBA, JEE, NEET and Other States Sarkari Exams.

a - a a - - - b a - - a
1) a b a a a a
2) b b a a a b
3) b b b a b a
4) a a a a a a