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: Pharmacology
All of the following statements are TRUE about second generation antihistaminic agents EXCEPT : 
Select and explain. 
A. These do not impair psychomotor performance, B. These possess high anti–motion sickness activity, C. These lack anticholinergic actions, D. These may possess additional antiallergic mechanisms
B: These possess high anti–motion sickness activity
Answer: B: These possess high anti–motion sickness activity 
Explanation: Anti-motion sickness activity is related to the anticholinergic property. This property is exhibited by first-generation compounds whereas second-generation antihistaminics lack this potential.