In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Q: The gate control theory of pain asserts that non-painful input closes the 'gates' to painful input, which prevents pain sensation from traveling to the central nervous system. Therefore, stimulation by non-noxious input is able to suppress pain.
A:
the gate control theory of pain transmission predicts that activity in touch receptors will