Determine the Function Which Corresponds to the Given Graph $x = 4$

Multiple Choice

Determine the function which corresponds to the given graph.
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The asymptote is $x = 4$

A) $y = \log ( x - 4 )$
B) $y = - \log ( x - 4 )$
C) $y = \log ( 4 - x )$
D) $y = - \log ( x + 4 )$