Name the rate-limiting enzymes for glycogenesis, glycogenolysis, PPP
a. Hexokinase; Glucose-6-phosphatase; Glucose-6-phosphate dehydrogenase
b. Phosphofructokinase-1; Glycogen phosphorylase; Glucose-6-phosphate dehydrogenase
c. Glycogen synthase; Glycogen phosphorylase; Glucose-6-phosphate dehydrogenase
d. Hexokinase; Glycogen phosphorylase; Ribose-5-phosphate isomerase