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: Microbiology
True about corynebacterium diptheria are all except: 
Select and explain. 
A. Iron is required for toxin production, B. Toxin production is responsible for local reaction, C. Nonsporing, noncapsular and non-motile, D. Toxin production is by lysogenic conversion
B: Toxin production is responsible for local reaction
Answer: B: Toxin production is responsible for local reaction 
Explanation: None