United states pharmacopeia was establish in 1820
(ignore this it’s so i can fill the character limit lol) it’s dramatic irony
<span>According to Carnegie, the duty of the man of wealth is to set an example of modest and unpretentious living, and abstaining from a display of luxury where they provide service by distributing their surplus wealth to the benefit of the community.</span>
Answer:
I think they make U-shaped valleys but I don't know if there is a specific name for it
Explanation: