On what level has social media connected us to one another?
1) on a community level
2) on a state level
3) on a national level
4) on a global level

Kyle, a receptionist for a building supply company, recently won an award for saving his company money on their phone system. after being presented with kyle's research, the company changed the way in which it made long-distance phone calls and cut their expenses in this area by 75 percent. the new system the kyle's company most likely adopted was wired communications switching stations voip hdtv

Which tab should you open to find the option for adding a header?

When is it appropriate to use an absolute reference