Directions (Questions 6 to 10): Study the following table carefully and answer the questions that follow: Semester Fees (in Rs thousands) For Five Different Courses in 6 Different Years Years      Course B.Tech     M.Sc.     B.Ed.     M.Phil     Diploma 2005        11.5             5.8                7.5               4.7                1.8 2006        14.5             6.4                11.6             5.8                3.2 2007        20.0             10.2                13.9             8.6                4.8 2008        22.2             14.6                15.8             12.7                5.6 2009        35.8             17.7                18.5             25.1                12.5 2010        50.7             20.9                22.6             18.9                14.9 What was the approximate per cent increase in the semester fees of B.Ed. course in the year 2007 as compared to the previous year? (a) 26%      (b) 30%     (c) 20%     (d) 16%    (e) 10%