Refer to the Department of Energy's "Guide to Renewable Energy."

Which statement best describes the author's viewpoint in the text?
Responses

Making a home energy-efficient takes more effort than incorporating renewal energy.
Making a home energy-efficient takes more effort than incorporating renewal energy.

Geothermal heat pumps can supply hot water to homes.
Geothermal heat pumps can supply hot water to homes.

With incentives and grants, installing renewal energy systems pay for themselves over time.
With incentives and grants, installing renewal energy systems pay for themselves over time.

Residential solar systems convert sunlight into electricity at a reduced rate.