If x is negative and y is positive, which of the following cannot be positive?	Choose the most appropriate option:  A) -x/y  B) x/-y  C) -xy  D) x*(-y)  E) x^3*y
-*-*-= -   x^3*y is negative.   Answer : x^3*y
<result>E</result>
If x is negative and y is positive, which of the following cannot be positive?