I would say passage 1. Expository text is a non fiction writing meant to inform. It is all facts. The only other one i would consider is passage 3.
Answer:
Titanic was the most glamorous 'ship in the world' for numerous reasons.
Explanation:
Titanic was the biggest 'ship in the world'. The author states that dogs accompanying the passengers had a certain allure. Luxury could be found in any corner of the ship. The style was very extravagant. Passengers belonging to the third class also had been indulged in to get a taste of this luxury. One of them was the lack of need to bring their own food during their stay on the ship.
Based on the options, the most logical is D:)