The correct option is
B ReptiliaReptiles are characterized by rough skin with scales. They have three-chambered heart. They are generally oviparous. Horned toad is a short-horned lizard. This term is used to refer the horned toad. The body of the organism is flattened shape and short. They have a blunt, snout which provides a toadish look. This property is used to place the lizard in the group of reptiles.Thus, the correct answer is option B.