Which classification correctly describes the polygon?
A.
concave octagon
B.
convex octagon
C.
concave nonagon
D.
convex nonagon
![Which classification correctly describes the polygon A concave octagon B convex octagon C concave nonagon D convex nonagon class=](https://us-static.z-dn.net/files/d4f/62942918e266df08025bcfbad7574767.jpg)