在现实生活中，法律并不是解决纠纷的唯一方式，而是解决纠纷的最后方式和手段。在以下情形中，你认为最适宜通过法律途径来解决问题的是[ ]

A、父亲以佳佳不随父姓为由，拒不支付抚养费

B、某班同学因数学老师上课拖堂准备状告该老师

C、王虎因同桌给他取“绰号”，与同桌发生激烈争吵 

D、小丽购买的图书有缺页现象，要求书店予以更换

Rapid advances in computer and communication technologies have resulted in the (71) merger of these two fields. The lines have bluned among computing, switching, and digital transmission equipment, and the same digital techniques are being used for data, voice, and image transmission. Merging and evolving technologies, coupled with increasing demands for efficient and timely collection, processing, and (72) of information, are leading to the development of (73) that transmit and process all types of data. The ultimate goal of this evolution is something its proponents-some of the most powerful forces in the computing and telecommunications industries-call the (74) .The (74) will be a worldwide public telecommunications network that will deliver a wide variety of services. The (74) will be defined by the standardization of user interfaces, and will be implemented as a set of digital switches and paths supporting a broad range of traffic types and providing (75) processing services. Inpractice, there will be multiple networks, implemented within national boundaries, but from the user’s point of view there will be a single, uniformly accessible worldwide network.

A．the information

B．distributed systems

C．the applications

D．integrated systems