The word "____" is an Adobe convention for describing interactive functions in multimedia programs that are managed by the program and accessed through an authoring interface.

Though multithreading has been around for decades, interest in it is rising quickly due to the proliferation of ________ systems.

a. virtual b. object-oriented c. polymorphic d. multicore

Interactive buttons can have three different states which do NOT include ____.

A. original B. clicked C. hover D. pressed