I think it might be C I am not 100% sure though
I just took the QUIZ the answer to this question is
The phenotype frequency does not change.
The west Nile Virus is pathogen which caused the West Nile fever and encephalitis. The pathogen was introduced in 1999 in the Western Hemisphere and infected a major population in new york. It then expanded to 12 states and district of columbia. The major carrier of the pathogen was Avian and Mosquitoes species. In between 1999 to 2008, nearly 2500000 people were infected and nearly 1500 people died. Also there were thousands of cases of encephalitis or meningitis.
Answer:
Restoration of native plants and habitats on campuses can provide ecosystem services such as slowing storm water runoff and filtering pollution-c.
<span>relief is your answer so yeah</span>