All the Evidence Has Been Presented and the Jury Has

All the evidence has been presented and the jury has been deliberating for days.The prosecutor asked the judge to declare a mistrial because of a hung jury.Why would a mistrial benefit the prosecution

A) The judge will enter a conviction but reduce Matt's sentence
B) The prosecution can re-file the charges
C) The jury will return to the courtroom and the prosecution can present additional evidence
D) It will not benefit the prosecution because double jeopardy will prevent the prosecution from re-filing the charges