Wallace-Well's discussion of "The Great Filter" demonstrates: A. The ways that society might reduce carbon emissions through the implementation of nano-filter technologies on coal-fires power stations

B. The ways that species form symbiotic relationships and ‘filter’ out competitive structures to increase a region’s ecological integrity

C. None of the above

C. None of the above

Explanation:

The Great Filter is the concept propounded based on the fact that, there is no evidence of intelligent  lives in our solar system aside ours who are already inhabiting the earth. This theory implies that, there is 9 steps involved from the starting a Star to its colonization of the universe with the steps known as evolutionary paths.

it is a

explanation: