Which of the following options are correct for the description of visitor management? (Multiple choice)

Which of the following options are correct for the description of visitor management? (Multiple choice)
A . Visitor registration account can be configured to be exempt from approval
B. Guest login can only be configured as Web Way of webpage
C. Anonymous account authentication cannot be performed on the guest authentication page
D. Visitor account approval information can be notified to visitors via SMS

Answer: A,D