Final answer:
The word 'ensued' in the excerpt means that a frustrating hour of gestures, confused smiles, and head-shaking followed as the train pulled away without the author. It refers to something that occurred as a result of that situation.
Step-by-step explanation:
The word 'ensued' in the excerpt is used to describe what happened after the author's train pulled away without them. It means that a frustrating hour of gestures, confused smiles, and head-shaking followed as they wandered the station looking for someone who could speak English.The correct definition of 'ensued' in this context is 'to occur as a result of', option 3 from the dictionary entry you provided.