Vertical asymptote: $x=-4$, Domain: $\left(-\infty,-4\right)\cup\left(-4,\infty\right)$

Vertical asymptote: $x=-2$, Horizontal asymptote: $y=4$, Oblique asymptote: $y=x-2$, Domain: $\left(-\infty,-2\right)\cup\left(-2,\infty\right)$

Vertical asymptote: $x=4$, Horizontal asymptote: $y=2$, Domain: $\left(-\infty,4\right)\cup\left(4,\infty\right)$

Vertical asymptote: $x=2$, Horizontal asymptote: $y=4$, Domain: $\left(-\infty,2\right)\cup\left(2,\infty\right)$