the answer is a i hope it helped
Charles Darwin and his exploration of the Galapagos islands
<span>It measures the average blood glucose level over the ninety to 120 day period before the test was administrated. This is three to four months. The testing period is long enough to give the nurses a fairly reliable indicator of the patient's blood glucose level on an average day.</span>
I think it's fats because it's kind of takes time to be burned