Explore court standards, rules, and regulations and the differences among them for selecting and approving professional witnesses and determining admissibility of expert testimony. Use resources from professional literature and conduct research to support

Explore court standards, rules, and regulations and the differences among them for selecting and approving professional witnesses and determining admissibility of expert testimony. Use resources from professional literature and conduct research to support your responses. Professional literature may include relevant textbooks; peer-reviewed journal articles; and websites created by professional organizations, agencies, or institutions (.edu, .org, and .gov).

Write a 3- to 4-page paper, including the following:What standards are used by courts to determine who is an expert witness?What standards are used by courts to determine the admissibility of expert testimony?What are the differences between standards for sentencing, commitment, and competencies in civil and criminal courts?