Given the following question:
A parallelogram is a figure where it's sides are parallel to each other, in this case the given figure sides are indeed parallel to each other.
A quadrilateral is a four sided figure, which in this case the given figure does have four sides.
A rhombus is a four sided figure where it's sides are parallel to each others opposite sides which means it's a parallelogram.
A square is a four sided figure where all four sides are parellel to each other.
A trapezoid is a 5 sided figure.
So the answers are A, B, C.