Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

statement: When the arm straightens the elbow straightens., question: What kind of straightens the arm?
elbow

statement: Some birds catch voles using their beak, question: What do some birds catch using their beak?
voles

statement: Insects can spread disease and destroy corn., question: What can insects do?
spread disease and destroy corn