Multipurpose Internet Mail Extension (MIME) is a (2) document messaging standard in the Internet enviroment, with MIME, users can send (3) Email messages that include audio, video, graph-ices, and text to any other user of a TCP/IP network. Richtext information can also be (4) into messages. It defines the fonts, formats, and (5) features of a document so the document can be easily (6) on many different types of systems.

A) restoredB) redisplayedC) stored D) executed

网络协议精确地规定了交换数据的______。

A．格式和结果

B．格式和时序

C．结果和时序

D．格式、结果和时序