Let f be a function satisfying f(x y)=f(x) / y for all positive real numbers x and y. If f(500)=3, what is the value of f(600) ?

**Answer Choices**

A. 1

B. 2

C. \dfrac{5}{2}

D. 3

E. \dfrac{18}{5}

Let f be a function satisfying f(x y)=f(x) / y for all positive real numbers x and y. If f(500)=3, what is the value of f(600) ?

**Answer Choices**

A. 1

B. 2

C. \dfrac{5}{2}

D. 3

E. \dfrac{18}{5}