10 suspects are rounded by the police and questioned about a bank robbery. Only one of them is guilty. The suspects are made to stand in a line and each person declares that the person next to him on his right is guilty. The rightmost person is not questioned. Which of the following possibilities are true?
A. All suspects are lying or the leftmost suspect is innocent.
B. All suspects are lying and the leftmost suspect is innocent .
i> A only
ii> B only
iii> Both A and B
iv> Neither A nor B

• a)If all suspects are lying then first one is also lying so he can't be innocent
  therfore "or" is correct
• 13 years agoHelpfull: Yes(7) No(0)
• (a) as "or" is given in option which is possible but in (b) both have to be true wich is not possible
• 13 years agoHelpfull: Yes(2) No(0)