39.
The answer is: B
Explanation
The correct option is B: 15.
According to the Delimitation Commission of India, the number of Lok Sabha seats for Haryana was increased from 10 to 15 in 2008, based on the 2001 census. This number remained unchanged in the 2009 general election. Therefore, the total number of seats in Lok Sabha for Haryana in 2010 was 15.