66.葡萄糖負荷試驗(glucose loading test)可用來評估下列何種荷爾蒙的分泌是否過多?(A)皮質醇(cortisol)(B)生長激素(growth hormone)(C)升糖素(glucagon)(D)腎上腺皮質刺激素(adrenocorticotropic hormone)