Answer :
Final answer:
The correct sentence to replace 'This door to remain unlocked when occupied.' is 'This door will remain unlocked when the office is occupied.' because it includes a clear subject and verb.
Explanation:
The sentence, 'This door to remain unlocked when occupied.' is incorrect because it lacks a clear subject and verb. The proper way to correct this sentence is to establish a clear subject (the door) and a verb (will remain). Therefore, the correct sentence would be option a: 'This door will remain unlocked when the office is occupied.' This sentence now clearly dictates the door’s status under specific conditions (when the office is occupied).
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