According to the inquiry, the problems are: when making the inquiry record, the correct signature requirements are: (a) the interviewee only signs on the last page; B. the questioner does not need to sign; C. Respondents must sign page by page or press their fingerprints; D. none of the above is correct; Answer: C.

The police need to make an interrogation record of the informant, and the informant is obliged to provide true and effective materials. Signing by fingerprint requires the reporter to confirm that his facts are consistent with the records.