Consider the following statements about GRIHA RATING System.

1. Green Rating for Integrated Habitat Assessment (GRIHA) is India's national rating system for Green buildings.

2. GRIHA rating system consists of 34 criteria but does not include criteria such as Site Selection and Site Planning.

3. GRIHA is a 100 point system consisting of some core points, which are mandatory, while the rest are optional.

Which of the statements given above are correct?