单项选择题
A.aaa accounting network start-stop tacacs+B.aaa accoun……
以下哪一条aaa统计命令能用来记录用户在路由器上的终端会话的起始和终结的时间()
A.aaa accounting network start-stop tacacs+
B.aaa accounting system start-stop tacacs+
C.aaa accounting exec start-stop tacacs+
D.aaa accounting connection start-stop tacacs+