Which function has an asymptote at $x=5$ and an $x$-intercept of $(6,0)$?
A$f(x)=\log (x-5)$
B$f(x)=\log (x+5)$
C$f(x)=\log x-5$
D$f(x)=\log x+5$
A$f(x)=\log (x-5)$
B$f(x)=\log (x+5)$
C$f(x)=\log x-5$
D$f(x)=\log x+5$