When sleeping overnight, a person doesn't eat for many hours and blood sugar decreases. How does negative feedback work to affect this physiological value in a healthy person?
A. Insulin is released to cause cells to release glucose into the bloodstream.
B. Glucagon is released to cause cells to absorb glucose from the bloodstream.
C. Glucagon is released to cause cells to release glucose into the bloodstream.
D. Insulin is released to cause cells to absorb glucose from the bloodstream.