Answer: Affidavit
Explanation:
Affidavit is the term that describes about the statement that is given by an individual under the oath.This statement is considered true because it is sworn by that person. It is used in court proceedings to prove the witness's statement true by including it as a proof.
According to the question, criminal case investigator should submit affidavit to the court if there is sufficient evidence and proof for search warrant request.This will helps the investigator to carry the further investigation.