Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[Q]: Question: What organelle contains the genetic material of the cell? Answer: nucleus
[A]: The nucleus contains the genetic material of the cell.

[Q]: Question: Which law means that the simplest of competing theories is most likely to be correct? Answer: law of parsimony
[A]: The formation of scientific theories is generally guided by the law of parsimony. According to this law, the simplest of competing theories is most likely to be correct.

[Q]: Question: Where can composite volcanoes most frequently be found? Answer: convergent boundaries
[A]:
Composite volcanoes are common at convergent boundaries. Shield volcanoes are produced at divergent plate boundaries and intraplate.