After you install the Vine app on your mobile phone, you can attach videos of 60 seconds or less to your mobile tweets

The process of researching a problem, identifying causes, and then producing a solution is known as:

A) permitting B) encrypting C) hacking D) troubleshooting

What term applies to an exclamation point that follows a workbook name?

A. untested macro indicator B. outside reference indicator C. external macro indicator D. external reference indicator