Answer
A. Rectangle
D. Parallelogram
Step-by-step 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.