Directions: The following question consists of certain statements. You have to select the option representing the most logical sequencing of the given statements.

A. Malaria is caused by a protozoan bacteria. B. Anopheles mosquitoes are the carriers of this protozoan bacteria. C. Malaria results from mosquito bites. D. Mosquitoes cause malaria if they are bitten. E. Mosquitoes do not cause malaria. F. All mosquitoes do not cause malaria.