The correct answer is: A. 23.64%
The total population of Jammu and Kashmir as per Census 2011 is 12,548,130. The total population of Jammu and Kashmir as per Census 2001 is 10,086,211. The population growth rate of Jammu and Kashmir from 2001 to 2011 is 23.64%.
Option B is incorrect because the population growth rate of Jammu and Kashmir from 2001 to 2011 is not 22.07%.
Option C is incorrect because the population growth rate of Jammu and Kashmir from 2001 to 2011 is not 20.64%.
Option D is incorrect because the population growth rate of Jammu and Kashmir from 2001 to 2011 is not 25.08%.