In Which of the Following Circumstances Would Judicial Review Be

In which of the following circumstances would judicial review be more appropriate than an appeal by way of case-stated?

A) Where there is an allegation that a Magistrate is biased and should not have sat.
B) Where the defendant believes that the Magistrates have allowed in evidence that the defendant believes should have been inadmissible.
C) Where the defendant believes that the legal advisor has provided wrong legal advice to the magistrates.
D) Where the prosecution believes that the magistrates should have convicted the defendant.