Plz help me giving brainlest

Why did some states believe they had the power to overturn federal laws?

Why was the outcome of oswald’s trial for the assassination of president kennedy

Which of the following could be seen as a weakness of a two-party system? a. the two-party system limits voters' options in electing officials. b. the two-party system limits debate on issues. c. the two-party system limits the range of solutions that will be considered. d. all of these are weaknesses