The Full Extent of the Diversity and Abundance of Life

Multiple Choice

The full extent of the diversity and abundance of life on earth has only been understood in the past few years as a result of _______.

A) advances in deep oceanography and deep earth mining engineering
B) techniques to identify organisms that do not rely on culturing
C) microscopy techniques to identify the vast quantity of viruses present in all environments
D) environmental movements to preserve parks, coral reefs, and glaciers