It was _________ of the parents who hold the view that boys are superior to girls to treat their own little girl as a stranger.

A．athletic

B．cheerful

C．guilty

D．cautious

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）.

A．workflow engines

B．processes

C．workflow threads

D．tasks