Q. Which of the following cities is located along the side of river Seine ?

Correct Answer: a) Paris

Explanation: The Seine River is one of the major rivers in France, and it flows through the capital city, Paris. The river is an iconic feature of the city, with many famous landmarks such as the Eiffel Tower, Notre-Dame Cathedral, and the Louvre located along its banks.

– Belgrade is located along the Danube and Sava rivers.
– Lisbon is situated along the Tagus River.
– Budapest is located along the Danube River.

Thus, the correct answer is Paris.