Object-oriented design consists of identifying common ____ in a set of classes designed to solve a problem, and building superclasses to store the common ____. 

The Text Direction button can be found on the ________ tab

A) Home B) Design C) Insert D) Layout

When an individual e-business allows consumers to bypass the market's traditional intermediaries, the e-business is redefining the market through _________________________.

Fill in the blank(s) with the appropriate word(s).