URGENT 50 POINTS Curtis Fowler was convicted of murder in 1996 and served 22 years in prison. However, Fowler maintained his innocence and claimed that the jury was biased since the prosecution excluded African Americans from serving on the jury during the trial. After two decades, the court agreed and overturned his conviction. Which part of the post-trial phase likely lead to this reversal?

A.
appeal

B.
sentencing

C.
mistrial

D.
bench trial