Explanation
The correct answer is (B) 1986.
The Environment Protection Act was implemented in India in 1986. This act serves as a comprehensive legislation aimed at protecting and improving the environment. It provides for the prevention, control, and abatement of environmental pollution and the protection of ecosystems. The Environment Protection Act establishes various regulatory authorities and mechanisms to enforce environmental standards, regulate hazardous substances, and address issues related to environmental impact assessment, among other provisions. It has played a crucial role in shaping environmental governance and conservation efforts in India.