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: Medicine
All of the following are features of acute severe asthma EXCEPT - 
Select and explain. 
A. Respiratory rate > 25, B. Heart rate > 110, C. PEF < 50% of normal or predicted, D. Temperature > 102°F
D: Temperature > 102°F
Answer: D: Temperature > 102°F 
Explanation: None