12. Which one of the following best describes compression software? A. Software that reduces the size of folders and files.
B. Software that permanently deletes folders and files.
C. Software that scans a computer for potential viruses.
D. Software that regularly backs up data to a remote location.​

Choose the best explanation for the following statement communication is symbolic

Write a program which asks you to enter a name in the form of first middle initial last. so you might enter for example samuel p. clemens. use getline to read in the string because it contains spaces. also, apparently the shift key on your keyboard doesn’t work, because you enter it all lower case. pass the string to a function which uses .find to locate the letters which need to be upper case and use toupper to convert those characters to uppercase. the revised string should then be returned to main in the form last, first mi where it will be displayed.

The forerunner to cell phones, pdas, and smartphones was