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: ENT
Which drug is to be given in a truck driver for rhinitis ? 
Select and explain. 
A. Cetrezine, B. Hydroxyzine, C. Promethazine, D. Buclizine
A: Cetrezine
Answer: A: Cetrezine 
Explanation: Ans. is 'a' i.e., Cetrezine