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 negative integer	Answers:	A) I only	B) II only	C) III only	D) I,II only	E) II,III only
I. It is true if 3x &lt; 2y   II. It is always positive   III. It is not true   Answer : II only
<result>B</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 negative integer