Key Survey Enterprise is a data collection tool for the whole company. American Airlines uses their custom research surveys to test a lot of ideas. For example, the airline has a relationship with Citibank, which has a MasterCard.
1 Category A (A-segment) vehicles are 2-box vehicles of between 4 and 4.5 meters in length, or three-box vehicles (i.e., sedans with a trunk) with engines of less than 1600 cc.  Category B (B-segment) vehicles are longer than 4.5 m in length with engines of over 1600 cc.
The majority of scooters on the road are between 50cc and 250cc, but a few models now come in 300cc, 500cc â or even more! These scooters on the high end of the cc range are often referred to as âmaxi scooters.â. Maxi scooters aside, scooters are generally available in 50cc, 125cc, 150cc, 200cc and 250cc.