A counter-intelligence unit is tracking a mole within five suspect officers: T, U, V, W, and X. Access logs reveal:
- Only one suspect had access to all leaked files.
- Suspect T had access to files 1, 2, and 3.
- Suspect U had access to files 2, 3, and 4.
- Suspect V had access to files 3, 4, and 5.
- Suspect W had access to files 1, 3, and 5.
- Suspect X had access to files 2, 3, and 5.
If the leaked files are files 2, 3, and 5, who is the mole?
- ASuspect U
- BSuspect V
- CSuspect W
- DSuspect X