You upload territory information to a data source on the Microsoft MapPoint Web Service. You receive the coordinates of a moving vehicle every 30 seconds. You need to identify the territory where the vehicle is currently located. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A.
Call the FindById method.

B.
Call the FindPolygon method.

C.
Call the FindByProperty method.

D.
Create a FindPolygonSpecification object by using the LatLongSpatialFilter class.

E.
Create a FindPolygonSpecification object by using the LatLongRectangleSpatialFilter class.