C o n s i d e r t h e following statements about the population characteristics of India:1. During 1991-2001 decade, the population grew at the rate of nearly 21%.2. In 2001, the gap between male and female literacy has widened.3. As per the 2001 census there are 35 large cities in the country which accommodate nearly 48% of total urban population.4. The 1991 census reflected a decline in the number of unproductive consumers. Which of these statements are correct?