What is the wrong description of the function of OSPFv3 protocol authentication?

What is the wrong description of the function of OSPFv3 protocol authentication?
A . OSPFv3 can only establish a security alliance SA using manual mode
B. Huawei router OSPFv3 IPSec authentication can not only support transmission mode, but also support tunnel mode
C. OSPFv3 authentication relies on IPv6 packet authentication headers and encapsulation security net load headers
D. The OSPFv3 protocol header removes the Type and Automation fields

View Answer

Answer: B