Question

In a given quadrilateral, each side is parallel to its opposite side and the diagonals are not perpendicular. What could it be?

Answer 1

Answer
A. Rectangle
D. Parallelogram

Explanation
The four choices are all quadrilaterals with with at least a pair of parallel sides. 
A rectangle, a square, and a rhombus have opposite sides been parallel. 
For a square and a rhombus, the diagonals are perpendicular. 

The diagonals of a rectangle and a parallelograms are not perpendicular. 

Answer 2

There are two answers : A) Rectangle and D) Parallelogram. Both have sides that are parallel to each opposite side and their diagonals are not perpendicular.