The correct option is B Highest
As
per 2011 census, the Thuthukudi district of Tamil Nadu had a population of
1,750,176. Sex Ratio in district is 1023 females for every 1000 males. This district
has the highest sex ratio. This ratio is more than average national sex ratio. The
average national sex ratio in India is 940 as per latest reports of Census 2011
Directorate.