List all of the quadrilaterals with exactly one pair of parallel sides.

A. Parallelogram;trapezoid
B. Rhombus;parallelogram;rectangle
C. Trapezoid
D. Rhombas;square;rectangle
Is the answer B?
Thank you

3 answers

No. They all have two pairs of parallel sides.
ok is the answer c?
You can check your answer here.

http://www.google.com/#q=trapezoid