The image below shows numerous volcanic mountains in the pacific northwest
mount baker
a glacier peak
washington
a mount rainier
a mount adams
mount st. helens
amoun hood
a mount jefferson
a three sisters
newberry
oregon
a crater lake
aa medicine lake
mount shasta
på lassen peak
california
image courtesy of usgs
what is the most likely cause of the volcanic and earthquake activity in this region?
a
collision of tectonic plates
b. solar and lunar variations
oc. rising and falling tides in the ocean
od. the differing climates of the mountain ranges