?Scroll bars for overflow content are usually placed _____ so that one can scroll down to view the extra content.

Java's ____ statement can be used to verify that something is true at a given point in a program.

A. boolean B. throw C. catch D. assert

The HTML ____________________ attribute can be applied to virtually any HTML tag to describe how you want the Web browser to display that portion of the Web page.

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