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Comparisons among feature positive/negative, positive/negative patterning, ambiguous occasion setting, and biconditional discriminations
| Feature Negative: | B+, AB− | |
| Feature Positive: | D−, CD+ | |
| Negative Patterning: | A+, B+, AB− | |
| Positive Patterning: | C−, D−, CD+ | |
| Ambiguous Occasion Setting: | A C+, C−, B+, AB− | AC−, A+, D−, CD+, |
| Biconditional: | AC+, CD−, BD+, AB− | AC−, AB+, BD−, CD+ |
