The text contains several instances of passive voice constructions. Examine this sentence: "Productivity forecasts are expected to be downgraded by the OBR, heaping yet more pressure on the chancellor's budget choices." This sentence uses passive voice with an infinitive construction. Understanding the transformation between active and passive voice, particularly with complex verb structures, is crucial for advanced writing. Which of the following correctly identifies the grammatical structure and appropriate active voice transformation?
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A Present perfect passive structure. Active form: "The OBR has expected downgrading productivity forecasts already."
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B Present simple passive with reporting verb plus infinitive passive. Active: "Analysts expect the OBR to downgrade forecasts."
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C Present continuous passive structure. Active: "The OBR is expecting to downgrade productivity forecasts currently."
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D Double passive construction that is grammatically incorrect. Should be rewritten: "The OBR downgrades productivity forecasts."