!!PLEASE HELP!!! FOR 30 POINTS

According to the graph of the rational function

y= 4/x^2-4

which of the following statements is/are true?

I. The function is even

II. The function is increasing for all values in the domain

III. There is a horizontal asymptote along the x-axis,

I only
I and II only
I and Ill only
I, II and III