All of the following are common environmental effects of agriculture except A increased topsoil
B. increased contamination of waterways
C. increased soil contamination
D. decreased biodiversity

The correct answer is - b. increased resource supply.

Increased resource supply is not falling into the category of environmental impact, in fact, if anything the increase in resource supply will just amplify the consequences towards the environment and contribute to even more serious problems

Explanation:

D. decreased biodiversity

Explanation:

This is the correct answer Edge 2021

the map that was shown mostly had eastern asia highlighted. the answer would mostly likely be "the spread of communism into eastern asia set the stage for the korean war."

hopefully this .