Answer:
A.Big,Rectangular
Explanation:
mile markers are sign on high ways they are green signs they are big and rectangular shape
Explanation:
One of the main characteristics of computer viruses is related to the fact that they are programs created by hackers that attack the code of a computer, infecting files on the computer's hard drive or its source code. Once the virus has been copied onto the computer, it can contaminate other computers that come into contact with the machine.
To change<span> an existing </span>layout<span>, do one or more of the following: To add a placeholder, on the </span>Slide<span> Master tab, click Insert Placeholder, and then select a placeholder type from the list. Click a location on the </span>layout<span>, and then drag to draw the placeholder. Resize, reposition, or delete a placeholder.</span>
