This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Miliaria is a disorder of – 
Select and explain. 
A. Sebaceous glands, B. Apocrine glands, C. Eccrine glands, D. Holocrine glamb
C: Eccrine glands
Answer: C: Eccrine glands 
Explanation: Miliaria arises from obstruction of sweat gland ducts (ducts of eccrine sweat glands).