Which best summarizes what scientists learned about how microbes benefit the human body?

a- they are part of a normal human ecosystem.

b- they have become less harmful to humans as they used to be.

c- they process nutrients, fight disease, and accommodate change.

d- they humans overcome the effects of antibiotics.

30 points! : ) also! question number two! analyze the connection mlk makes between the emancipation proclamation and the current situation african americans were experiencing. a; martin luther king was speaking about the need to free african americans from slavery, just like abraham lincoln did years ago. b; martin luther king makes the point that 100 years after slaves were freed by the emancipation proclamation, they are not truly free due to continued segregation. c; martin luther king thought life was going very well for african americans, and no further action needed to be taken. he showed extreme gratitude to abraham lincoln. d; martin luther king expressed extreme anger towards abraham lincoln for not ending segregation.

What sign post goes with the quote goodnight goodnight parting is such sweet sorrow. that i shall say goodnight till it be morrow

How does thoreau defend his approach in the second paragraph of "economy" inwalden? -he uses the word "t" because he feels it sounds more interesting-he does not use first-person point of view because his is a fictional account-he uses first-person point of view to get his readers' attention-he uses the word "t" for the sake of sincerity and honesty.