Refer to the function f(x) whose graph is represented above and whose domain is [0, ∞) to find the following:
a. Vertical asymptote(s), if any.
b. Horizontal asymptote(s), if any.
c. Interval(s) of continuity
d. All point(s) of discontinuity
e. lim_{x → 0^+} f(x)
f. lim_{x → ∞} f(x)
g. lim_{x → 3^+} f(x)
h. lim_{x → 1^-} f(x)