PT48.S2.Q19 (G4) - three folk groups

red416416

PT 48 Section 2 (LG) Q.19

Questions asks: Which one of the following groups must perform earlier than 10?

Does that mean it includes 10?

Thanks!
https://7sage.com/lsat_explanations/lsat-48-section-2-game-4/

inactive

Earlier = prior, according to J.Y.
See explanation: https://7sage.com/lsat_explanations/lsat-48-section-2-game-4/

red416416

Thank you!