It was first proposed in the mid 1850s by doctor Ignaz Semmelweis who believed it would reduce mortality rates. It became a widespread thing around 1900 when everyone started doing it because they realized how important decontamination was.
Answer:
Concerning an issue on slavery, Lincoln looked a rather controversial figure. On the one hand, he advocated the abolition of slavery; on the other, he did not support the idea of social and political equality of the black and white races. "
I am not, and have never been, a supporter of achieving the social and political equality of the white and black races. “I am not, and have never been, a supporter of black people, like voters or jurors, and allowing them to hold public office,” said Lincoln.
However, in his opinion, it is unthinkable when one person works hard and the other appropriates the fruits of his labor.
Explanation:
1. Yup, correct! B. is right!
2. It is either C or D, but I am leaning towards C.
3. It is B.
4. It is A.
5. You are correct, it is a preamble.
Hoped I helped! Bon chance!-aka-Good luck!
Your answer would be soviet union hope this helped have a great day