I can 39 t allow 1 you to go out of the class 2 unless they provide 3 ...........

English ( Master) Conjunctions

I can't allow (1) / you to go out of the class (2) / unless they provide (3) / further instructions. (4) / No Error (5)

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Explanation:

Correct Answer is (3).Replace 'unless' with 'until'.

Until denotes sense of time, whereas Unless denotes condition.

In this case, Until must be used.

The correct sentence should be: I can't allow you to go out of the class until they provide further instructions.