The answer to this question is A. Whenever people would discuss this dinosaur, they usually say that it has to be one of the smallest dinosaurs ever. It only weight 1 kg which says a lot about its size. This is said to have appeared during the late Triassic period. Clues that this existed can be seen in Scotland.
This has lived more than 200 million years ago but those who have always been interested in this dinosaur and all the other dinosaurs that existed way back. This type of dinosaur is a carnivore which means that its diet is composed of meat. They have come to this conclusion based on its teeth.