The correct answer is (a) Gaura Devi.
Gaura Devi was a women’s rights activist and environmentalist who led the anti-mining movement of women of Khirakot, a village in the Garhwal Himalayas. She was instrumental in mobilizing the women of the village to oppose the mining of their forests, which they relied on for their livelihoods. She was assassinated in 1991 by hired gunmen working for the mining company.
Vandana Shiva is an Indian environmental activist and physicist who has been a vocal critic of the mining industry. She is the founder of the Research Foundation for Science, Technology and Ecology, an organization that works to promote sustainable development.
Radha Bahan is a social activist who has worked with women’s rights and environmental issues in India. She is the founder of the Mahila Samakhya, an organization that works to empower women in rural India.
Vasanti Devi is a social activist who has worked with women’s rights and environmental issues in India. She is the founder of the Nari Samata Manch, an organization that works to promote gender equality in India.