If Casey does not buy a medium yellow shirt, which one of the following must be true?

Yoyo-Yin on June 10, 2020

Can you explain why the correct answer is B?

Could someone explain it?

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Emil-Kunkin on December 9, 2023

In this game, we are forbidden from buying both l and s, and we need to buy three total shirts. That means that we must have at least one medium couples with either s or l. Since this question removes one of the mediums, we must buy one of the two remaining mediums.