T4W3 TS Q03 – Selective High School

Whoever broke the valuable art piece must have had incredible strength and security access to the vault.

If this is true, which of the below sentences must be true?

If Chadwick did not break the art piece, he does not have security access to the vault. If Steven did not break the art piece, he does not have incredible strength. Daniel has incredible strength and has security access to the vault. He must have broken the art piece. If Fred does not have security access to the vault, he cannot have broken the art piece.

Are you sure you want to leave?

If this is true, which of the below sentences must be true?