This is important because of the simple fact that if you have the knowledge of which stressors can be control and which stressors can not be controlled you are more likely to avoid the ones that you may be able to controlled.
ANSWER:
the answer is A
~BATMANS WIFE DUN DUN DUN...AKA ~SERENITYBELLA
The liver makes sure that blood glucose levels remain steady. But when blood glucose levels fall, the pancreas secretes glucagon. Therefore the answer to your question in the pancreas.