阅读理解：Passenger numbers are difficult to predict
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You should arrive at least 15 minutes before departure time.
Passenger numbers are difficult to predict each day and can vary on account of public holidays, weather conditions, events, etc. City Cruises cannot guarantee that you will get the sightseeing sailing that you have booked—please ensure that you arrive in reasonable time.
All boats have seating and are fully heated.
All boats offer open space areas with great views. Many have open decks offering a better view.
Free live commentary is in English on each sightseeing cruise.
Free audio guides are available in 8 languages: Italian, French, German, Spanish, Chinese,
Russian, English and Japanese.
What can we learn about City Cruises RiverLiner™?
A. It doesn’t provide services on windy days.
B. It is not accessible to disabled passengers.
C. It ignores the great history of River Thames.
D. It enables you to learn further about the sights.
