Answer:
<em>Every </em><em>couple</em><em> </em><em>of </em><em>month </em><em>or </em><em>whatever </em><em>you </em><em>give </em><em>it </em><em>to </em><em>someone</em><em> </em><em>else</em>
It is called the file extension or filename extension. It is a suffix that indicates the file format.
The Appalachian Mountains
You have a specific number of words typed a minute and you need to know the science involved in making it
The answer is : Ergonomics
. It is about ensuring that the work system is favorable to good performance and work effectiveness and consequently, that the work environment is compatible with the health, safety and comfort of the worker. It reduces hazards in the working environment.