Recommend: Study history to avoid mistakes of the past

P1 Mistakes are unique

P2 Mistakes are unrepeatable

P3 All mistakes are different

Conclusion: Studying history does not avoid repeating mistakes of the past

A No. Wrong misinterpretation (All ?)

B Slightly yes, but not the main conclusion

C Slightly yes again, but not the main conclusion

D No, not the conclusion with Santayana suggestions

E Yes, Double negatives are seen in LSAT questions. This means One should try to avoid repeating the mistakes of the past while studying history.