Which statement is supported by the graphs?

What led to the environmental damage that caused the dust bowl? 1. desert winds emerging from the southwest 2. rotating crops every year and having fallow land 3.overplanting throughout the great plains 4.a year-long drought

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

•the impact of enlightenment ideals on the development of economic, political, and religious structures in the western world