select the correct answers from the list.(2 points) Scientists wondered how volcanoes could be located so far from tectonic plate boundaries until one proposed the idea of 1_______ , where the magma is much hotter than the surrounding magma. These are 2______ and do not move with tectonic plates. They are responsible for the creation of 3______ island chains.
1 hotspots, mid-ocean ridges, transform faults, plates
2 rotating. fixed, undetectable, submerged
3,floating, volcanic, oceanic, convecting
1. hotspots
2. fixed
3. volcanic