Because they can build something for everyone not just help poor lazy people this benifits everyone in stead of a single group of people
I think love, romance and betrayal ( I’m not sure tho)
<span>This is of course somewhat of a subjective question, but in general most would agree that in general expansion was not justifiable since the Mexicans and Natives were doing nothing to provoke the US. One could argue it was justifiable since Americans needed more land. </span>
The answer is B. It was based off the moral principles.