With reference to the prehistoric paintings found at the rock shelters on the bank the River Suyal at Lakhudiyar, Uttarakhand, consider the following statements:

1. The paintings here can be divided into three categories: man, animal and geometric patterns in white, black and red ochre.

2. Humans are represented in stick-like forms.

3. One of the interesting scenes depicted here is of hand-linked dancing human figures.

4. There is no superimposition of paintings at this site.

Which of the statements given above is/are correct?