Explanation:

First option is correct.

KG D6 basin, India’s natural gas reserve, is home to one of the following vulnerable species i.e. Olive Ridley Turtle
The olive ridley sea turtle, also known as the Pacific ridley sea turtle, is a medium-sized species of sea turtle found in warm and tropical waters, primarily in the Pacific and Indian Oceans. They can also be found in warm waters of Atlantic ocean.