Final answer:
The Daubert standard refers to guidelines for the admissibility of expert testimony in court, making Option C) Expert testimony the correct answer.
Step-by-step explanation:
The Daubert standard relates to the admissibility of scientific evidence and expert testimony in legal proceedings. It is a rule of evidence regarding the admissibility of expert witnesses' testimony during United States federal legal proceedings. The correct answer to the question of which legal concept the Daubert standard relates to is Option C) Expert testimony. A habeas corpus (Option A) refers to the right to know why you are being held in custody. Double jeopardy (Option B) prohibits being tried again for the same crime once acquitted or convicted. And Miranda rights (Option D) are the warnings given by police in the U.S. to criminal suspects in police custody before they are interrogated to preserve the admissibility of their statements against them in criminal proceedings.