What advice does the U. S. Marshall give Ruby Bridges before they walk into the school?

In early 1960, Bridges was one of six black children in New Orleans to pass the test that determined whether they could go to the all-white William Frantz Elementary School. ... Bridges and her mother were escorted to school by four federal marshals during the first day that Bridges attended William Frantz Elementary.

Explanation:

from web so make sure to say it in your own words

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;