The light would be best described as AN UNCONDITIONED STIMULUS.
An unconditioned stimulus refers to any stimulus which naturally evokes a response from the affected person. The response that is evoked is termed unconditioned response. In the question given above, the light is the unconditioned stimulus while the blinking is the unconditioned response.<span />
Answer:
Functionalists believe that the nuclear family is the best way to raise children because adults have complementary and natural roles. The male having the instrumental role being the breadwinner and the female having the expressive role she is the carer.
Explanation:
This is the best I have, sorry! :)