From the code you posted, there is no function call to vendingMachine()
Try at the top of your code:
print ("hello")
vendingMachine()
def vendingMachine():
...
The best answer here is Answer C - Tab stops are useful when you want to "align text into columns".
All tab stops do is shift text a fixed amount to the left or right on the line. They are useful for improving the layout of text when you want to align multiple rows.
Answer A is incorrect because rows are vertical and not horizontal. B is also irrelevant because spaces between paragraphs are vertical. Answer D could also be correct because you can use tab stops to indent text aswell, but the more general answer is A. If you can have more than one answer, you could have A and D.
The answer is C.) PostScript
Answer:
C) Router
Explanation:
In computer networking, the router's function is to stand in between diferent data lines and control the flow of data packets. When a packet arrives from one direction, it reads the address information in the header to determine its direction. Note that the data lines will contain different IP addressing scheme, so considering the scenario in the above question, since the offices use different IP schemes, a router will serve the purpose of directing data packets to allow communication.