HOTSPOT
You define a class by using the following code:
To answer, complete each statement according to the information presented in the code.
Answer: 
complete each statement according to the information presented in the code.
HOTSPOT
You define a class by using the following code:
To answer, complete each statement according to the information presented in the code.
2
int
Int? Var!
select new (sorted db.Key, Department dp)
question asks the sorted property, so it is int..
why 2?
I just checked into VS, it is 4 objects.
2 because it is group by BuildingId