Which one of the following CANNOT be true?

Olamide on January 27, 2021

Why Not D?

I was thinking if W and Z are in S.. then that means WYZ are in S right?

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Olamide on January 27, 2021

Actually, I understand it now.. you can have four in S: wyzx ; None in X; and V: i

Shunhe on January 30, 2021

Glad you figured it out! Let us know if you have any further questions.