Q1 Multiple choice Flag Which two statements are true about OSPFv3? (Choose two.) Select all that apply. A OSPFv3 packets are sent using local subnet addressing. B OSPFv3 packets are sent using link local addressing. C The authentication mechanisms in OSPFv3 are the same mechanisms used in OSPFv2. D The authentication mechanisms from OSPFv2 are not present in OSPFv3. Correct answer