If x is an odd negative integer and y is an even integer, which of the following statements must be true? I. (3x + 2y) is positive integer II. xy^2 is positive integer III. (y^2 - x) is positive integer
Choose one:
A) I,II only	B) I only	C) II only	D) III only	E) none of these
I. It is true if 3x &lt; 2y   II. It is not true because given x is a negative integer - * + = -   III. It is true   Answer : III only
<result>D</result>
If x is an odd negative integer and y is an even integer, which of the following statements must be true? I. (3x + 2y) is positive integer II. xy^2 is positive integer III. (y^2 - x) is positive integer