Which statement is correct about route reflector design?

Which statement is correct about route reflector design?

A.
Route reflectors should be placed to find the best exit point from the AS.

B.
The EIGRP unequal cost, load-balancing characteristic facilitates route reflector placement.

C.
Route reflectors should not be placed on the data path.

D.
Route reflectors help find the closest exits from the AS.