manstein

Assume A is correct, den B is oso correct, therefore not the rite answer公仔箱論壇$ \" V/ f$ @* s  v8 {
Assume B is correct, den assume A is lying, den the culprit is either A or D, den if D is oso lying, den the culprit is either C or D, den C cannot b lying...becuz if A is lying means tat C is correct...
+ ]3 }. m6 D4 i! J, x% `! x* R: rTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Assume C is correct, den A is lying, so the culprit is either A, B or D, if B is lying, means tat the culprit is himself, den if D is lying oso den the answer is B, C or DTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。$ y9 [" U4 ?. a0 M& m
Assume D is correct, den the culprit is A but den in that case B n C r oso correct...TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。; p( H, l  d& S& Q% H9 f/ R8 ]

( u6 a+ ^2 T/ U$ @" L' q, f公仔箱論壇So the ACTUAL CULPRIT is B
( ?7 {9 k4 R+ `* H- TTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。9 ?" @: Z2 G/ g: V1 G& P