Imagine there is a volcanic island arc on the surface of the lithosphere above the area where the descending plate reaches a depth of 100 km. Approximately how far north of the trench are the islands located? Show your work.

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

the answer to your question is b

there’s no image attached but i can if you want: )