Final answer:
The typical symptoms of diabetes mellitus include polydipsia, polyphagia, and rapid weight loss.
Step-by-step explanation:
The typical symptoms of diabetes mellitus include polydipsia (excessive thirst), polyphagia (excessive hunger), and rapid weight loss. These symptoms are commonly seen in both type 1 and type 2 diabetes. Other symptoms may include frequent infections and hyperpigmentation. Therefore, the correct answer is option b. Polydipsia, polyphagia, and rapid weight loss.