Answer:
Parallelogram
Rhombus
Square
Rectangle
Explanation:
The quadrilateral ABCD has 2 sets of parallel sides. That is all I know about it.
Now, we have to choose from the options that are the classifications for the quadrilateral.
The quadrilateral ABCD can be a parallelogram with opposite sides are equal and no angles are 90°.
The quadrilateral ABCD can be a rhombus with all sides are equal and no angles are 90°.
The quadrilateral ABCD can be a square with all sides are equal and all angles are 90°.
The quadrilateral ABCD can be a rectangle with opposite sides are equal and all angles are 90°. (Answer)