答案及解析：[单选题]21、 Which message during the SSL connection-establishment phase contains the cipher suites available - 计算机认证题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[单选题]21、 Which message during the SSL connection-establishment phase contains the cipher suites available on the remote client?在SSL连接建立阶段，哪一个消息含有远端客户的加密协议?
A. ServerHello
B. ClientHello
C. Certificate
D. ChangeCipherSpec