Which of the following statements is correct regarding the 2011 population census?

The literacy rate in the country as per the Census of 2011 is 78 per cent. Sex ratio is defined as the number of males per 1000 females in the population. Kerala has a sex ratio of 1046. A person aged 7 years and above, who can read and write with understanding in any language, is treated as literate.

A person aged 7 years and above, who can read and write with understanding in any language, is treated as literate.