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