When can you expect the EGPWS "Five Hundred" call?

When can you expect the EGPWS "Five Hundred" call?

A.A.When descending through the 500 feet amber band on the ALT tape on a stable ILS approach.

B.B.When descending through 500 feet RA outside 2 dots of the LLZ

C.C.If descending through 500 feet RA on a CAT III approach for the FLARE ARM check.

D.D.On an ILS approach descending through the amber band and the GS is 1 dot from the glideslope beam.

正确答案是B