The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modern software development. The notions of (1) and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions - time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive (2) which is concluded with a well-defined (3) and can be further broken down into (4) -a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group (5) logically by nature.

空白（5）处应选择（）

A.functions

B.workflows

C.actions

D.activities

七岁小儿，拟行唇裂修补术。

该小儿插管后可能发生的最严重的并发症是（）

A.口咽部的损伤

B.咽痛

C.肺炎

D.声音嘶哑

E.喉水肿