I do not even know wht to tell u
Answer:
In centralized method, the authorized sender is known, but the transmission line is dominated by the control station, while in decentralized method, one station can not dominate the line but collision on the transmission line may occur.
Explanation:
Centralized method of communication requires for a control station to manage the activities if other stations in the network. It assigns turns to one known station at a time, for transmission.
Decentralized method allows stations in a network to negotiate and take turns in transmitting data. When a station is done with the transmission line, another station on the queue immediately claims the line.
<span>Spyware is a program placed on a computer without the user's knowledge that secretly collects information about the user.
</span><span>The spyware gathers information and can send this information to another program or entity which can take control over the device or use personal information to harm the user. </span>
I would probably say C, Though you might want a second, person to clarify. But My answer is C..