<span>President Ronald Reagan's policies had a positive effect on the country overall. He had a plan for the country's economy that included cutting taxes, deregulation, and reducing the size of government. Because of his policies, he was able to be re-elected and help America improve further.</span>
<span> the formation of feudal kingdoms</span>
<span>Alternate energy: energy that is not popularly used and is usually environmentally sound, such as solar or wind </span>energy<span>(as opposed to fossil fuels).
SO... Biofuels are the only one that is not environmentally sound. Natural gas is no greenhouse gas and is safe for the environment. Solar power is power from the sun. Hydroelectricity is the power that comes from moving water AKA dams.</span>
<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be that "iron rails were easily replaceable", since in fact that represented relatively permanent infrastructure. </span></span>