What is a 'Red Data Book'?
The correct option is
B
It's a document highlighting endangered plants and animals.
The 'Red Data Book' is a document that is established for documenting rare and endangered species of animals, plants, and fungi that exist within the territory of the state or country. There are separate books for both plants and animals. It accurately gives the number of animals surviving in a particularly endangered species and highlights the ones which are more prone to extinction.