2 questions about earth space science 10 pts?

[sports4me]

1) What type of volcanic eruptions seems to occur most often where plates are coming apart or in the middle of a plate"?

2) Tectonic plates are either oceanic crust or continental crust and when plates collide there are three possible collision scenarios. What are they?


P.S> tell me the sourse you got it from cause I need to get every thing correct on this. thanks (I will be checking the answers for who is correct)