Chlorine and Mustard gas are types of poison gas, sometimes used during chemical warfare. For example Germany introduced their usage against the Allies during WW1.
I think it is (C) Most Mexicans remained poor while Americans invested in Mexico's unfair economy
An organ is a structure composed of two to four types of tissues working to perform functions that are beyond the scope of an individual tissue type. A set of related organs working cooperatively toward the performance of even more complex functions constitutes an organ system.
One of the ways in which the American Revolution affected women is that it led many of them to help the cause by doing things like making clothing for the troops, and offering troops their homes in times of crisis. They would also give them food and supplies if they were able.
