In Attempting to Get the Jury to Reach a Verdict

In attempting to get the jury to reach a verdict, the trial judge may NOT

A) attempts to persuade the jury to reach a verdict.
B) refuses to discharge jury and urge them to reach a verdict because of the long duration of the trial.
C) instructs the jurors that apparently some of members of jury had forgotten their oaths.
D) The trial judge may legally take any of the above actions.