You are creating a Virtual Earth 6.0 application that retrieves locations from a Microsoft SQL Server 2005 database. A stored procedure will be used to retrieve only locations that lie within the currently displayed map area. You need to define the boundary within which the locations displayed on the map must lie. How should you define the boundary?
A.
points represented by the bottom-right and top-left pixel coordinates
B.
points represented by the bottom-right and top-left latitude and longitude coordinates
C.
the center point of a circle whose radius is equal to the size of the map based on pixel coordinates
D.
the center point of a circle whose radius is equal to the size of the map based on latitude and longitude coordinates