An architectural style defines as a family of such systems in terms of a (1) of structural organization. More specifically, an architectural style defines a vocabulary of (2) and connector types, and a set of (3) on how they can be combined. For many styles there may also exist one or more (4) that specify how to determine a system's overall properties from the properties of its parts. Many of architectural styles have been developed over the years. The best-known examples of (5) architectures are programs written in the Unix shell.

空白（3）处应选择（）

A.functions

B.code segments

C.interfaces

D.constraints

晁错以“天人感应”的哲学理论为基础，赋予了“义”以新的内容。