The answer is 4/3 and I checked two times
Answer:

Step-by-step explanation:

Identity used:


Now let us divide the modified expressions:
÷ 
we get:

6 + y × 9 (the x is a times sign btw)
key words:
D=Diameter
R=Radius
D= 2r=2x1=2inches
so the diameter of the circle is 2 inches
hope this helps!
the correct answer will be c.