With reference to the nutritional norms under PM POSHAN, consider the following statements: <br><br> 1. For primary classes, the prescribed energy norm is 450 calories per child per day. <br> 2. For upper primary classes, the prescribed protein norm is 20 grams per child per day. <br> 3. The prescribed food-grain norm is 150 grams for primary classes and 100 grams for upper primary classes. <br> Which of the statements given above is/are correct?

With reference to the nutritional norms under PM POSHAN, consider the following statements:

1. For primary classes, the prescribed energy norm is 450 calories per child per day.
2. For upper primary classes, the prescribed protein norm is 20 grams per child per day.
3. The prescribed food-grain norm is 150 grams for primary classes and 100 grams for upper primary classes.
Which of the statements given above is/are correct?