A historian is awarded a grant to study the effects of industrial air pollution on sugarcane farms in Brazil. His research will focus on which major historical theme?

ADevelopment and transformation of social structures
BInteractions between humans and the environment
CDevelopment and interaction of cultures
DCreation, expansion, and interaction of political systems

Verified Answer :

BInteractions between humans and the environment

I believe the answer is: B.Interactions between humans and the environment

Interaction between humans and environment focus on how humans take advantages of the resources that the environment provided us, and the things that we do to take care of it. This theme is suitable to examine further the Effects on industrial air pollution on farms .