● 某电子商务公司要从 A 地向 B 地的用户发送一批价值 90000 元的货物。从 A 地到B地有水、陆两条路线。走陆路时比较安全，其运输成本为10000元；走水路时一般情况下的运输成本只要 7000 元，不过一旦遇到暴风雨天气，则会造成相当于这批货物总价值的 10%的损失。根据历年情况，这期间出现暴风雨天气的概率为 1/4，那么该电子商务公司_(70)。

● The （71） is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several （72）.

● The project maintains a current and approved set of requirements ovethe life of the project by doing the following:

● The receiving activities conduct analyses of the requirements with therequirements provider to ensure that a compatible, shared understanding isreached on the meaning of the requirements. The result of this analysis and dialogis an （74） set of requirements.

● During the project, requirements change for a variety of reasons. As needs change and as work proceeds, additional requirements are derived and changes may have to be made to the existing requirements. It is essential to manage these additions and changes efficiently and effectively. To effectively analyze the impact of the changes, it is necessary that the source of each requirement is known and the rationale for any change is documented. The project manager may, however, want to track appropriate measures of requirements volatility to judge whether new or revised （75）are necessary.

● 某企业开发应用程序，要求调用传输层的安全协议保障应用通信的安全，下面可选的传输层安全协议是 （6） 。