(01.03 MC)

According to the graph of the rational function y equals 3 over the quantity x squared minus 9 end quantity which of the following statements is/are true?

The function is even.
The function is decreasing for all values in the domain.
There is a horizontal asymptote along the x-axis.
a
II only

b
I and III only

c
II and III only

d
I, II, and III