One-word substitution (vocabulary): Choose the correct term for “parts of a country behind the coast or a river's banks” Select the single best word that matches the geographical description.

Given data

• Definition: inland region lying behind a coast or river shores.

ReasoningHinterland — the inland area behind a port/coast/river; exact match.Isthmus — narrow land connecting two larger land masses.Archipelago — group of islands.Swamps — wetland type; not a positional term relative to coast/river.

Final AnswerHinterland