1. B) Daubert ruling
Daubert standard or Daubert ruling is used in the court to determine whether a scientist testimony could be admissible. The judge will be the gatekeeper and has to determine the admissibility of the testimony based on several checklist. It might sound similar to Frye standard which only testing the general acceptability of the testimony of the scientist in the particular field.
2. A) first officer reports to scene, securing the crime scene, crime scene survey, collection of physical evidence
Processing crime scene should be done in an orderly fashion to make the evidence collected reliable. Securing crime scene is important to make sure there no one change or destroy the evidence there. After that, doing a survey so you could do your work more efficient and doing less damage to the scene. Collecting the evidence would be done last.