Answer:
d. quadrilateral
Step-by-step explanation:
An octagon is the shape of a stop sign, it has 8 sides.
A pentagon looks like a house that a little would draw, it has 5 sides.
A hexagon is similar to honey comb that bees make, it has 6 sides.
A quadrilateral looks like a flag, it is any shape that has 4 sides.
