Answer:
The correct answer is - An expert report.
Explanation:
An expert report is a formal and official report that is led and prepared by a specialist of forensic science who makes the document an investigation that includes various type of tests and their reports. It is based on the basis of the opinions of the forensics specialist in order to explain the technical issues.
The major approach of preparing such report to make present certain type of the conclusion that can present to defense of an argument.
Thus, The correct answer is - An expert report.