?Mobile devices have a _________ viewport that displays a web page content that fits within a mobile screen.

The context-level data flow diagram depicts:

A) the boundaries of a system. B) detailed processes that transform the incoming data to information. C) the system entities and how they are related. D) computer programs and their files.

When you ____________________ panes, you select which rows and/or columns of the worksheet remain visible on the screen as the rest of the worksheet scrolls.

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