I think that the answer is D, to create railroad networks that spanned the entire country
The Quakers founded Harvard university in 1636
Heat<span> can be transferred from one place to another by conduction </span>in <span>solids, convection of fluids like liquids or gases, and radiation. A </span>temperature<span> difference </span>in a system<span> causes </span>heat<span> to </span>move<span> from higher to lower temperatures</span>
I believe B.<span>The U.S. lent military supplies in exchange for bases.</span>
