Every record cleared by Unit X carries a digital signature. A particular record has no digital signature. Which conclusion is valid?
- It must carry a paper signature.
- It was not cleared by Unit X.
- It was rejected by every unit.
- None of these
Explanation
The statement means: If Unit X clears a record, that record has a digital signature.
The particular record has no digital signature. Therefore, it could not have been cleared by Unit X. This follows from the contrapositive of the original statement.
Last verified on 20-10-2026
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