Direction: In the question given below, a sentence is given, divided into parts. One of the parts may contain an error. Identify the part that contains the error, and mark it as the answer. Ignore errors of punctuation. In case the sentence is correct as it is, mark option (e), that is, 'No error'. The words in bold are grammatically and contextually correct.

The two had been in the town for a day or so and happened to be standing near the southern gate of the city, when a traveller passed by the gate.