Originally introduced by Netscape Communic
题型：单项选择题
问题：
Originally introduced by Netscape Communications， (71) are a general mechanism which HrrP Server side applications，such as CGI (72) ，can use to both store and retrieve information on me HTTP (73) side ofthe connection．Basically，Cookies Can be used to compensate for the (74) nature of HTTP．The addition of asimple，persistent,client-side state significantly extends the capabilities ofWWW—based (75) ．
A．fixed
B．flexible
C．stable
D．stateless