How has human activity most greatly affected the physical landscape of modern Europe? a) acid rain has damaged cathedrals and historic buildings b) exaust from industries has polluted air and water supplies c) people have moved from high mountains and marshy wetlands d) immigrants from North Africa and other places have introduced new ideas
"b) exaust
from industries has polluted air and water supplies" is the best answer from the list but the question is a bit confusing, because this would be an environmental factor.
