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: Physiology
Which of the following is a chemoreceptor? 
Select and explain. 
A. Osmoreceptors, B. Rods & cones, C. Hair cells, D. Merkel's disc
A: Osmoreceptors
Answer: A: Osmoreceptors 
Explanation: Ans. is'a'i.e. OsmoreceptorsChemoreceptors are:-Taste buds (gustatory receptors) - OsmoreceptorsOlfactory receptors - Glucoreceptors