Correct
Explanation
If Chris is telling the truth, Amy is lying. But this would mean Brad is telling the truth (this contradicts Chris’s statement). Chris must be lying. If Chris is lying, Brad must be telling the truth. If Brad is telling the truth, Amy must be lying. So Amy and Chris are lying.
Solve this puzzle
In 1978, Louise Brown became the first child to . . .
Vote at the age of 18 Survive poliomyelitis Get a Nobel prize Be born via in vitro fertilisation