Select the correct statement about biodiversity:
- AConservation of biodiversity is just a fad pursued by the developed countries.
- BThe desert areas of Rajasthan and Gujarat have a very high level of desert animal species as well as numerous rare animals.
- CLarge scale planting of Bt cotton has no adverse effect on biodiversity.
- DWestern Ghats have a very high degree of species richness and endemism.