In the Option Button Properties dialog box, the ____ text box allows you to assign your own name to a group of radio buttons.

A ______ is a special cycle that passes through every vertex in a graph exactly once.

a. multigraph b. tree c. spanning tree d. circuit

In agile development ________ are on spoken interaction between developers and users, not on written communication.

A) user design B) end-user documentation C) user feedback D) user stories