Consider the following statements regarding the National Food Security Act, 2013:

1. Coverage under the Act is restricted strictly to households officially classified as Below Poverty Line.

2. For the purpose of issuing ration cards, the eldest woman of the household, if she is 18 years or older, is deemed to be the head of the household.

3. Pregnant and lactating women are entitled to a maternity nutrition norm of 1,600 kilocalories a day under the Act.

Which of the statements given above is/are correct?