Which of the following is the correct representation of the electron dot structure of nitrogen $(N_2)$?
- A$\overset{\centerdot \centerdot }{:N} :: \overset{\centerdot \centerdot }{N:}$
- B$:N \vdots N:$
- C$\overset{\centerdot \centerdot }{:N} \vdots \overset{\centerdot \centerdot }{N:}$
- D$\overset{\centerdot }{:N} : : : \overset{\centerdot }{N:}$
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