Answer:
Choice d is correct.
Step-by-step explanation:
We have the given function :

We have to find the limit.
First, simplify the denominator of function.
x²-9 = (x-3)(x+3)
Put this simplification in the function we get,

finally we simplify the function we get,

Apply the limit to the function we get,
= 1/9 = 0.1111111
Choice d is correct.