In the Case of Monroe V

In the case of Monroe v.Dempsey (1923) ,the Supreme Court ruled that

A) defendants who lynched a man who had been sentenced to death could be charged with obstruction of justice but not with murder.
B) prohibiting blacks from serving on the jury of a black defendant might deny the defendant of his right to a fair trial.
C) grandfather clauses were constitutional because they did not explicitly deny citizens the right to vote on the basis of race.
D) as a private institution,the Democratic Party could legally bar blacks from its primaries.