Birubala Rabha is known for her tireless work towards:

Women's rights and empowerment
Wildlife conservation
Promotion of traditional crafts
Education in tribal areas

Birubala Rabha is known for her tireless work towards women’s rights and empowerment. She is a tribal rights activist and a member of the Rabha Hasong Autonomous Council. She has been working for the upliftment of tribal women and children for over 30 years. She has set up several schools and hostels for tribal girls, and has also been instrumental in the formation of several women’s self-help groups. She has received several awards for her work, including the Padma Shri, the fourth highest civilian award in India.

Option a is the correct answer.

Option b is incorrect because Birubala Rabha is not known for her work in wildlife conservation.

Option c is incorrect because Birubala Rabha is not known for her work in promoting traditional crafts.

Option d is incorrect because Birubala Rabha is not known for her work in education in tribal areas.