... the source of the argument (PT19, S2, Q14; PT25, S4, Q04; PT39 ... equivocation (PT53, S1, Q12; PT22, S2, Q24)
3) ... br />
5) Causation confusions (PT30, S2, Q25; PT47, S1, Q23; PT18 ... and sufficient conditions (PT22, S2, Q25; PT17, S2, Q11; PT17, S3, ...