A prefix is usually added directly to the base word but there several case where a hyphen is needed.
A
disadvantage of using a sentence outline instead of a topic outline is that a
sentence outline is often <span>underdeveloped, since you are trying to synthesize
clumps of ideas into a short sentence. In order to avoid this, one must have
wide vocabulary skills to use the exact words that fits to a sentence outline.</span>
Friendship is key, love one another, the world will love you back. Know this, you are important and you matter :)
The case in question is "Brown vs. Board of Education" - and it dealt with the question whether the racial segregation of schools is lawful - with the decision reached being "no" - this case ended the state-organised racial segregation of schools.
Among the options, the best answer is "Allow African American children to attend the school of their choice" - so that they could attend the school which up to then were "white" schools.