<span>Smoke alarms being only necessary in the work place is false. Public places such as restrooms, airplanes, theaters, malls and even doctor's offices have smoke alarms. These places may be a workplace to some but they are also capable of being occupied by the public as well.</span>
Answer: Yes, you got to be there to play the game.
The answer is It’s Pacemaker !! It is also known as the SA node
