You create two custom lists named Offices and Rooms. Rooms has the following columns: Title
Capacity Equipment Offices thas the following columns: Title Rooms (a lookup to the Title column
in the Rooms list) Rooms:Capacity Rooms:Equipment You need to perform a Representational
State Transfer (REST) query that returns a list of all the offices that have rooms with a capacity of
10. The query results must include the room titles and the equipment in each room. Which URL
should you choose?

A.
/_vti_bin/ListData.svc/Rooms &$filter=Offices/Capacity eq 10

B.
/_vti_bin/ListData.svc/Offices $expand=Rooms&$filter=Rooms/Capacity eq 10

C.
/_vti_bin/ListData.svc/Offices &$filter=Rooms/Capacity eq 10

D.
/_vti_bin/ListData.svc/Rooms $expand=Offices&$filter=Rooms/Capacity eq 10