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: Pathology
Chediak Higashi syndrome is characterisedwhich of the following defect of patelets? 
Select and explain. 
A. Platelet formation, B. Platelet adhesion, C. Platelet aggregation, D. Platelet granule release
D: Platelet granule release
Answer: D: Platelet granule release 
Explanation: Ans. is 'd' i.e., Platelet granule release