Each question has four sentences. One or more sentences may be incorrect in grammar or meaning. Identify the sentence(s) that are incorrect.
A. The state government issued a strict directive ordering industrial factories to immediately ceases discharging untreated waste into surrounding rivers.
B. Scarcely had the emergency medical team reached the earthquake zone when they started setting up field hospitals for injured survivors.
C. The senior policy advisor mentioned that if global oil prices remained high, national fuel subsidies would place immense pressure on the budget.
D. The cultural heritage board is working tirelessly to protect historical monuments, whom are facing severe degradation due to air pollution.

• Sentence A is INCORRECT: After the infinitive marker "to", the verb must be in its base form (V1). Adding "s" (ceases) is grammatically incorrect. o Rule: to + base form of verb (Infinitive verb rule). o Correction: "...ordering industrial factories to immediately cease discharging..." • Sentence B is CORRECT: Uses correct inversion (Scarcely had + subject + V3 ... when). • Sentence C is CORRECT: Second conditional in indirect speech (If + simple past ..., would + base verb). • Sentence D is INCORRECT: The relative pronoun "whom" is used for human objects. Non-living things like "historical monuments" require "which" or "that". o Rule: Use which/that for non-living objects, not whom. o Correction: "...monuments, which are facing severe degradation..."