Which major river drains the Benguet highlands and the plains of Pangasinan, emptying into Lingayen Gulf?

Answer and explanation

Correct answer: A. the Agno River

  1. Step 1: The Agno River, originating in Benguet, flows through Pangasinan and forms a broad delta in Lingayen before emptying into Lingayen Gulf. Answer: the Agno River. Why not the others: None of these fit: The Pampanga River southern basin; The Bicol River Naga valley basin; The Abra River northwestern corridor.

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