Which of the following is a contributing reason behind emerging disease? a. the absence of migration or travel in organisms b. the lack of evolution in hosts c. the lack of evolution in pathogens d. the overuse of antibiotics

The answer is the option D. The overuse of antibiotics.The misuse of these drugs is leading to a drastic increase in the number of infections that can not be cured because as the antibiotics are taken excessively, the bacteria become more resistant, developing a resistance to the drug and therefore they no longer create an effect on people.