Which of the Following Is Not an Explanation for the Re-Emergence

Multiple Choice

Which of the following is not an explanation for the re-emergence of TB?

A) Failure of patients with TB to take all of there prescribed antibiotics
B) An increase in the number of elderly living in nursing homes
C) An increase in the rodent population in urban areas
D) An increase in the number of immigrants born in areas where TB occurs
E) The HIV/AIDs epidemic