Consider the following statements:
1. Chhau is a category of Indian tribal martial dance, which is popular in the Indian states of Odisha and Madhya Pradesh.
2. The Chhau dance is mainly performed during regional festivals, especially the spring festival of Chaitra Parva, which lasts for 13 days and in which the whole community participates.
3. The Chhau dance is mainly performed by the Munda, Mahato, Kalindi, Pattnaik, Samal, Daroga, Mohanty, Acharya, Bhol, Kar, Dubey and Sahoo communities.
4. There are three subgenres of the dance, based on its origins and development, Seraikella Chhau, Mayurbhanj Chhau and Purulia Chhau.
Which of the above statements is/are correct?
The Chhau blends within its forms of both dance and martial practices with mock combat techniques (called Khel), stylized walk of birds and animals (called chalis and topkas) and movements based on the chores of village housewives (called uflis).
Male dancers dance with families of traditional artists or local communities. It is performed at night in an open space, called akhada or asar, to traditional and folk music, played on the reed pipes more and shehnai.
Many drums accompany the music ensemble including the dhol (a cylindrical drum), dhumsa (a large kettle drum) and kharka or chad-chadi.
These dances' themes include local legends, folklore and episodes from the Ramayana and Mahabharata, and other abstract themes.
The musical accompaniment for the dance is provided by the people of communities known as Mukhis, Kalindi's, Ghadheis and Dhadas who are also involved in making the instruments.
Masks form an integral part of Chhau dance in Purulia and Seraikella. The craft of mask-making is undertaken by communities of traditional painters known as Maharanas, Mohapatra's and Sutradhara.
The knowledge of dance, music and mask making is transmitted orally.
Correct answer is option 'B'. Can you explain this answer?