Which of the following statements regarding population trends in Rajasthan is/are correct? Select the correct answer using the codes given below

i) Decadal growth rate of the State population has declined 9.97 percent during 1991-2011.

ii) Population density of the State has increased more than six times during 1901-2011.

iii) Trend of sex ratio of the State has been even during 1901-2011.

iv) Literacy rate of the State has increased more than eight times during 1951-2011.