JAMB Use of English 2004 Question 58

Select the option that best explains the information conveyed in the sentence: The investigators stated clearly that they had reached a dead end in their scrutiny of suspects in the murder case.

1. A.the investigators did not know what to do with the suspects' murder.
2. B.the investigators had evidence to sentence the suspects to death in the end.
3. C.there was no further progress in the investigation of the murder suspects.
4. D.the end had come for the suspects in the murder case.