Which kind of repository object is needed to map the fields of ZMY_VIEW to the fields of ZMY_TABLE?

The root-node of a CDS-based business object is based on CDS View ZMY_VIEW. The persistent data is stored in the database table ZMY_TABLE. At least one key field of ZMY_TABLE has a different name in CDS View ZMY_VIEW.

Which kind of repository object is needed to map the fields of ZMY_VIEW to the fields of ZMY_TABLE? Please choose the correct answer.
A . SQL View
B . Database View
C . Structure Type
D . Global Class

Answer: B