<span>World War I was the first war to use many new technologies, among the choices provided the one that is true of the use of chemical warfare is letter D which is the effects of chemical weapons were thought to be too gruesome to employ against enemy troops.</span>
Force US merchants to produce and market goods in a lower price, and to raise the quality. Once they do this, advertise it as nationalism, and tell the general public that buying the US products was better than buying British. After all, many, if they could, would rather buy US products (because of nativism) and would want little to do with Britain
hope this helps
I’m pretty sure it’s C. If it’s not. I truly apologize.