<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>
Vote on all laws and important situations.
<span>Native-born Americans preserved their own religious beliefs. Immigrants had brought their own religions but it didn't stop the Native Americans to preserve their own. They put a high regard on preserving their culture.
Immigrants were more persuasive to let Native Americans adopt their culture. They believe that Native Americans are not educated because of their way of living. </span>
The answer is B) the Establishment Clause of the first Amendment