The correct answer is known as "bot net".
A bot net is described as a cluster of Internet-connected devices, which may include smart phones, personal desktops, servers that are infected by a common malware, hackers pose this threat, since hackers are capable of hacking through internet-connected devices and may hack anyone without the owner's knowledge.
Answer:
N and S represent North and South and the arrows i think are the magnetic energy.
Explanation:
According to legend, Ancient Rome was founded by the two brothers, and demigods, Romulus and Remus, on 21 April 753 BCE. The legend claims that in an argument over who would rule the city (or, in another version, where the city would be located) Romulus killed Remus and named the city after himself.
The statement above is talking about the Drive Reduction Theory. This theory, proposed by Clark Hull in 1943, talks about a certain drive that develops when a disturbance occurs in an individual's homeostasis or simply put, when someone has physical needs that need to be met.