
Passage: Studies have shown that people who rarely take antibiotics have a stronger immune system than those who take antibiotics regularly. However, there is no evidence that taking antibiotics weakens the immune system.
Question: Which of the followings, if correct, can best reconcile the inconsistencies between the above information?
A. A.Some people often take antibiotics because their doctors prescribe antibiotics for both viral and bacterial infections.
B. B.People with strong immunity are rarely infected with diseases that people usually treat with antibiotics.
C. C.Although antibiotics can have many side effects, some people still use them.
D. D.If people with poor immunity do not take antibiotics, it is difficult to recover from bacterial infectious diseases.
Answer: