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

[Q]: Induced or spontaneous are the two methods in which mutations arise in dna.
[A]: What are the two methods in which mutations arise in dna?


[Q]: The love canal tragedy was an infamous example of industrial waste dumping.
[A]: Love canal was an infamous example of what type of pollution?


[Q]: The multifidus muscle of the lumbar region helps extend and laterally flex this?
[A]:
The multifidus muscle of the lumbar region helps extend and laterally flex this?