Texas uses to review the facts and decide whether enough evidence exists to try cases.

both grand juries and administrative hearings              

Explanation:

The Texas judicial system has three level. They are the trail courts, the appellate court and the Supreme court. There is a system of juries where a group of jurors listens to the case and give their opinion based on the facts and evidence provided to them.

Before deciding to try cases based on sufficient evidences, the Texas make use of the hearings of both the grand juries and the administrative hearings.

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