What is the definition of an expert witness? Explain in your own words?

Scenori: You are an Intern Working with a State Crime Scene investigation team that has statewide jurisdiction and gets called in by county and municipal authories for crime scene analysis and laboratory support. A number if larger cities in the state have own crime scene units. Because crime scene investigators ( CSIs) get called into court to testify as expert witness, your unit has a lot of opportunities to testify in court. The state you live and work in has assumed the Federal Rules of Evidence Rule (702) as their own for expert witness testimony. They also have the Frye standard ( something that is common in many states). You will be presenting a paper to the State Division of the International Conference Capital next week. Present a paper on the topic of the admissibility of expert witness testimony in court.- What is the definition of an expert witness? Explain in your own words?- Who can be an expert witness? Explain.- What restrictions are placed on expert witnesses?- How are lay witness and expert witness different? Explain in detail.Explain the Daubert Rule in contrast to the Frye standard, and disclose which one of the two would allow for the identification of more expect witnesses if they were used exclusively.