What is a social letter of introduction?

a.
a cover letter accompanying a résumé that you give to a friend employed at a place where you’d like to work

b.
a short letter written by a friend to someone well known to your friend in a place you plan to visit

c.
a letter that you can send out over a social network in order to get more friends

d.
a lengthy letter written by a relative that describes to others the reasons why they might want to be friends with you

the civil rights act was passed on april 9, 1866 by a republican dominated congress. it was passed over president johnson's veto, in an effort to push back against discrimination of african americans.

emerson essentially believes that traveling is overrated. he supports this perspective through an initial focus on "the idea" of places like italy, england, and egypt, and the fascination of "educated americans" with them. he argues that those places only took on the grand, majestic ideas that they represent because "they who made england, italy, or greece venerable in the imagination did so by sticking fast where they were, like an axis of the earth." yes, those places are grand, but only because they so clearly represent the places that they are. the art and culture of italy, england, and egypt is authentic, and therefore significant.

plz mark brainliest