The answer to this question is D Social Security
Explanation:
Islamic mathematicians such as Al-Khwarizmi, Avicenna and Jamshīd al-Kāshī made advances in algebra, trigonometry, geometry and Arabic numerals. Islamic doctors described diseases like smallpox and measles, and challenged classical Greek medical theory.
The first federally funded telegraph connected "<span>(E) Washington, D.C., and Baltimore" due mostly to the fact that this was the easy route to manage at this early stage. </span>
Answer:
Coal
Explanation:
The main resource used to produce energy during the Industrial Revolution was coal. The early uses of wind, water and wood for energy were replaced by coal, which could produce high levels of heat, power machines that were much more efficient and replace slow, manual labor.
Jose lopez portillo y pacheco
