Which Of The Following Is Cartilaginous Fish A. String Ray, B.Milkfish(Bangus) , C.Tilapia , D.Catfi

Which of the following is cartilaginous fish a. string ray

b.milkfish(bangus)
c.tilapia
d.catfish

  Cartilaginous are a skeleton made out of cartilage. They include sharks, rays, and skates