Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[EX Q]: A volcano chain is formed by subduction of oceanic crust beneath a continental or oceanic plate.
[EX A]: What kind of chain is formed by subduction of oceanic crust beneath a continental or oceanic plate?

[EX Q]: You call materials that have high resistance to electric current electric insulators.
[EX A]: What do you call materials that have high resistance to electric current?

[EX Q]: Muscular dystrophy is a a wasting disease.
[EX A]:
What type of disease is muscular dystrophy?