In a city of India, the population in the year 2010, in the age-group 0-20, 20-40, 40-60 and 60-80 years were found to be 15,45, 32 and 8 percent respectively. If these fact is to be represented in a pie-diagram what would be the difference between angles subtended by the population in the age-group 40-60 and 0-20 years ?

• A. 17o
• B. 115.2o
• C. 15o
• D. 61.2o