Option B as well. Remember that the Indian and Australian cricket teams are in bubbles and entered both NSW and Qld. So Dr Chant and Dr Young approved those arrangements.
Also it would depend on where the cases are, type of strain, whether they are unknown local transmission, and whether there are multiple unknown transmissions etc
For orange status it is only quarantine on arrival till a negative test is returned. If they had not of completed the original 14 day quarantine then that would be added.
PS. Let us hope that no one in the Adelaide AO Bubble orders a
pizza to be delivered in