Read the Following Scenario and Answer the Question Below

Read the following scenario and answer the question below.
In Johannesburg, South Africa, the South West Township (Soweto) was one of several areas established early in the last century for blacks to live away from the white ruling minority. On the hills surrounding Soweto, the company that provides South Africaʹs electricity, Eskom, built a large, coal-burning, electricity-generating plant. The electricity was for white areas of Johannesburg, miles away from the plant. The residents of Soweto had no electrical connections.
-The heavy levels of soot from the electrical plant upwind of Soweto, along with dust from gigantic mine dumps from gold and coal mines, created particulate pollution more than three times the recommended level. This resulted in ________________.

A) problems with running local automobiles and other machinery
B) increased incidence of lung disease
C) high levels of heart disease
D) enriched agricultural fields and increased crop yields
E) high levels of birth defects