Explanation:
it reduce conflict anger and violence
The tanks is unfit for consumption
Ocean floor subducts under continents because the ocean floor is softer and the crust in here is with lesser density and thickness, while the continents are harder because their crust is thicker and has bigger density. So when they collide, the softer ocean floor is pushed downwards by the harder continental crust.
I think you wanted to know whether the statement in question is true or false. Based on this assumption, i am answering the question. It is absolutely true that the gap between rich and poor has become more marked, even in the most economically developed nations. This is a growing global concern. I hope it helps.