Hey guys. I'm having trouble with this question. I originally thought (C) was too vague to be the weakener, and I picked (B), because I felt that (B) suggested a difference between the two amps in respect to the quality of musical reproduction - which would weaken the conclusion that there is no dif...

This was a tough question for me. It's talking about the transnational approach employed by the African American historians. The problem is that the passage doesn't give us much information about this. The first paragraph give us the name of the historians and why they adopted the transnational appr...