Which statements describe scientific studies about fossil fuels that are related to politics? check all that apply.

a) scientists report a cost savings related to using new wind farm methods.
b) scientists describe the cultural shift following the invention of electric cars.
c) scientists detail the number of jobs that are created when a coal plant is built.
d) scientists compare energy production rates between coal and solar technology.
e) scientists publish articles detailing the environmental effects of burning fossil fuels.