This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 1, Subject name: Forensic Medicine
Among Bipyridyl herbicides, 1) Diquat is only half as toxic as paraquat 2) Diquat doesnot produce pulmonary toxicity 
Select and explain. 
A. Both are true, B. Both are false, C. 1 is true, 2 is false, D. 2 is true, 1 is false
A: Both are true
Answer: A: Both are true 
Explanation: Diquat is only half as toxic as paraquat Diquat doesnot produce pulmonary toxicity