ATC calls you just prior to entering Class B airspace and tells you to squawk 2466 and Ident. Are you now able to enter Class B airspace without any further instructions?
A) Yes, you can enter Class B airspace immediately.
B) No, you must wait for further instructions from ATC before entering Class B airspace.
C) Yes, but only if you are operating under VFR conditions.
D) No, you must obtain explicit clearance from ATC to enter Class B airspace.