Carol did it — the only suspect in the room with the victim, outlined in red below.
| C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | |
|---|---|---|---|---|---|---|---|---|
| R1 | 1Carol | S | C | Pl | C | 2 | G | L |
| R2 | T | T | T | Floyd | G | |||
| R3 | C | Sk | Greta | |||||
| R4 | T | Veronika | 5B | P | L | |||
| R5 | B | P | 4 | C | Dylan | |||
| R6 | 3S | M | Alex | C | T | C | ||
| R7 | M | T | T | Bernd | C | T | T | C |
| R8 | Edison | S | C | C |