Question:Which of the following are correct with regard to WS-Referral protocol?
A WS-Referral describes a schema for describing referrals
B One problem with the current draft specification of WS-Referral is that it does not use 'ttl' for the expiration
C WS-Referral statements can state a "for" of either an exact or a prefix nature
D All of these
+ AnswerB
+ Explanation
+ Report