Choose the sentence that correctly uses "it's (high) time" followed by a past simple subjunctive to indicate that an action is long overdue.

Question

Answer

It's high time aviation authorities will establish a unified global framework for drone regulation.

Answer

It's high time aviation authorities have established a unified global framework for drone regulation.

Answer

It's high time aviation authorities to establish a unified global framework for drone regulation.

Answer

It's high time aviation authorities established a unified global framework for drone regulation.

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