Answer:
Option C, 34
Explanation:
There were total 34 biodiversity hotspots in 2005.
Most of these biodiversity hotspots lie in tropical forest. They constitute a minimal portion of earth surface but have enormous form of life diversity (both plants and animals) . There are nearly 40-50 % of diversifies plant and animals in these hotspots. The most active hotspots are found under Yellowstone, Galápagos Islands, Hawaii, Réunion,etc.
Hence, option C is correct
