Study the following table and answer the question that follows:
Number of Candidates Appeared (App.) and Qualified (Qual.) in a Competitive Examination from Different States Over the Years



The total number of candidates qualified from all the states together in 1997 is approximately what percentage of the total number of candidates qualified from all the states together in 1998?

1. A
   72%
2. B
   77%
3. C
   80%
4. D
   83%