Premises
1) (D → QR) → (EP → R)
2) JP → D
3) SHOR → ~EP
Question Stimulus: Can't Be True (Must Be False)
Correct Answer Choice:
(E) Some scrupulously honest politicians are effective (contradicts premise 3)
Incorrect Answer Choices:
(A) Some people think all politicians are rotten
Could be true, we are only given that some people think they're are a few rotten ones.
(B) Some politicians are scrupulously honest.
Could be true, given are premises they would just be ineffective.
(C) Some people define a politician's job as obeying the rules of society.
Could be true, we don't know how people define a politicians job.
(D) Some Politicians are ineffective.
Could be true, does not violate any premises.