A CD Player would be an example of a compound machine. A compound machine is one which contains several simple machines.
Simple machines are the following: Levers, pulleys, screws, and inclined planes.
I don't think that a screw or a pulley by itself could play a CD =P
Your answer is choice B, Compound Machine.
Hope that helped! =)
<h2>Answer:</h2>
<u>Pressing the</u><u> Escape key </u><u>is used to leave the cell as it originally was</u>
<h2>Explanation:</h2>
While working on Microsoft Excel, If one has activated the cell and have entered some data and wish to go back, pressing the Escape (Esc) key can be used. On the other hand if one has entered the data and just want to go back (or undo) pressing the Ctrl + Z is used to undo action and return to original value.
The "transport" layer of the OSI model performs a series of miscellaneous functions
Machine function also called miscellaneous functions—influence. positive functions on the machine, such as diverting the spindle rotation and coolant on and off, the path action of the tool, and the program beheading.