In What Way Does the District Attorney Exercise Considerable Power

In what way does the district attorney exercise considerable power in the criminal justice process?

A) Because DAs are appointed by the governor, their work in the criminal justice system can be an extension of the governor's policy on crime.
B) The DA can postpone a criminal trial indefinitely at any time until the state can bring enough evidence to get a conviction.
C) The DA decides which cases to take to a grand jury for an indictment and whether to seek the maximum penalty for an offense.
D) Not only does the DA prosecute felonies, but they are also in charge of the state prisons within their district.
E) The DA can overrule a criminal case from a lower county court without it being appealed to the district court.