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.
All the vehicles lie in some specific group ranging from 1 to 20 which have been defined by the concerned law and enforcement authorities.It is evaluated that which group does a vehicle lie in by taking in account a number of aspects of the vehicle.What is the size of the vehicle which is measured in seating capacity and also the actual size of the vehicle.the engine size in the units of the horse powers.of the car.The owner ship of the car.