Which of the following identifies the most important reason why the percentage of deaths due to infectious diseases dropped from 1970 to 2015?
Group of answer choices

A. The number of people living in poverty fell as nations became increasingly more developed.

B. More people moved into urban areas, and fewer people remained in disease-prone rural areas.

C. More children were immunized against the major infectious diseases.

D. The use of pesticides became increasingly effective at killing biological threats.

lesson summarykaryotypes a genome is the full set of all the genetic information that an organism carries in its dna. chromosomes arebundles of dna and protein found in the nucleus of a eukaryotic cell.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.