In which year was the difference between the number of students in university -I and the numer of students in university-2 highest?

Options

A. 2008
B. 2009
C. 2010
D. 2012

Explanation

Difference between Number of students in university I & Number of students in university II for the year
`{:(2007,-,10","000),(2008,-,10","000),(2009,-,10","000),(2010,-,5","000),(2011,-,5","000),(2012,-,15","000):}`
`:.` Difference was highest in year 2012.