Which of the following statement about each monomial is true? (Assume x is the variable) I. (3x/4)^2 is a second-degree monomial with coefficient 3/4. II. -32 is a zeroth-degree monomial with coefficient -32. III. (2/x)is a third-degree monomial with coefficient 8. (A) I and II (B) I and III(C) II only (D) II and III