2.
PARAGRAPH 2. During World War I, many military airports were built in Europe. Afterwards, commercial airlines shared these fields with the military. The field at Le Bourget, near Paris, was the first to have a building dedicated to commercial air travel. This building was called an "airway station" and, like others in Europe and North America, resembled a train station. Early airplane interiors resembled the interior of railroad cars. These were efforts to assure passengers that there was really nothing strange about air travel. From the information in this paragraph, it can be inferred that in the early days of air travel, passengers: