CDC considered the outbreak of West Nile in 1999 as a consequence of[A] the abolition

CDC considered the outbreak of West Nile in 1999 as a consequence of

[A] the abolition of the mosquito-control programs.

[B ] the surviving mosquito-borne infections.

[C] the abuse of some $ 50 million in funds.

[D] its failure to conquer mosquito-borne diseases.