Resurgence of Malaria Has Been Attributed To

Multiple Choice

Resurgence of malaria has been attributed to:

A) discontinuance of DDT spraying.
B) mosquitoes' development of resistance.
C) both discontinuance of DDT spraying and Mosquitoes' development of resistance.
D) evidence of increased person-to-person transmission.
E) discontinuance of DDT spraying, mosquitoes' development of resistance, and evidence of increased person-to-person transmission.