A Judge Instructs Jurors That If They Have a Reasonable

A judge instructs jurors that if they have a reasonable doubt about the defendant's guilt,they should return a verdict of not guilty.In which of the following situations do such instructions decrease the likelihood of a guilty verdict?

A) if the judge gives a detailed description of the legal meaning of reasonable doubt
B) if the instructions are given before the evidence
C) if the instructions are given after the evidence
D) if the judge strongly forbids anyone with a reasonable doubt from returning a guilty verdict